Answer:
25 hours
Step-by-step explanation:
5/.2=25
Answer:
25 hours
Step-by-step explanation:
If it travels 1/5 of an inch in an hour, then it travels 1 inch every 5 hours. We want 5 inches, so 5 hours x 5 is 25 hours. :)
I need help ASAP please
combine like terms. x + 8y - 5y + 5y
Answer:
x+8y
Step-by-step explanation:
add them all together
What is the coefficient of the expression below? Please provide an explanation. Will choose brainliest.
Answer:
-3
Step-by-step explanation:
the number in front of the variable is the coefficient
Use a calculator to find a decimal approximation for the following trigonometric function.
cot 221°48'
Answer:
221.8°
hope this helps:)
how many cubic feet of water can the following in ground swimming pool hold
a)42 ft3
b)144 ft3
c)303 ft3
d)528 ft3
If the distance from the center of a regular pentagon to one of the vertices is 15 units, what is the length of one of the sides?
Select one:
A. 15.4
B. 17.6
C. 19.0
D. 24.3
Answer:
B. 17.6
Step-by-step explanation:
asdasdasdasdasd
7.1 in.
The base of the rectangular pyramid shown has an
area of
Sulare in
5.6 in.
5 in.
10 in.
5.6 in.
A triangular face with a base of 10 inches has an area
of square inches.
A triangular face with a base of 5 inches has an area of
square inches.
The total surface area of the pyramid is
square inches.
7.1 in.
5 in.
10 in.
Answer:
1:The base of the rectangular pyramid shown has an area of 50 square inches
2:A triangular face with a base of 10 inches has an area of 28 square inches
3:A triangular face with a base of 5 inches has an area of 17.75 square inches
4:The total surface area of the pyramid is 141.5 square inches.
Step-by-step explanation
The equation y = log b^x
is equivalent to the exponential form
If [tex]\(y = \log_b(x)\)[/tex], then [tex]\(b^y = x\)[/tex] is the equivalent exponential form.
The logarithmic equation [tex]\(y = \log_b(x)\)[/tex] is equivalent to the exponential form [tex]\(b^y = x\)[/tex]. These two forms are related by the definition of logarithms.
In the logarithmic form [tex]\(y = \log_b(x)\)[/tex], [tex]\(b\)[/tex] is the base of the logarithm, [tex]\(x\)[/tex] is the argument of the logarithm, and [tex]\(y\)[/tex] is the exponent to which the base [tex]\(b\)[/tex] must be raised to obtain [tex]\(x\)[/tex].
In the exponential form [tex]\(b^y = x\)[/tex], [tex]\(b\)[/tex] is the base, [tex]\(y\)[/tex] is the exponent, and [tex]\(x\)[/tex] is the result of raising the base [tex]\(b\)[/tex] to the power of [tex]\(y\)[/tex].
So, if [tex]\(y = \log_b(x)\)[/tex], then [tex]\(b^y = x\)[/tex] is the equivalent exponential form.
The probable question may be:
"What is the exponential form equivalent to the logarithmic equation [tex]\(y = \log_b(x)\)[/tex], where [tex]\(b\)[/tex] is the base of the logarithm, [tex]\(x\)[/tex] is the argument, and [tex]\(y\)[/tex] is the exponent? Provide the expression in the form [tex]\(b^y = x\)[/tex]."
The equation [tex]\(y = \log_b^x\)[/tex] can be represented in exponential form as [tex]\(b^y = x\).[/tex]
Explanation:When dealing with logarithms and exponential functions, there exists an inverse relationship between them. The logarithm is the inverse of the exponential function, and vice versa. In the given equation [tex]\(y = \log_b^x\),[/tex] the logarithm is in base \(b\) with an exponent of \(x\). To rewrite this equation in exponential form, we need to switch from logarithmic notation to exponential notation.
In exponential form, the base[tex](\(b\))[/tex]is raised to the power of the logarithm ((y)), resulting in [tex]\(b^y\).[/tex] The result of this exponential expression is the value (x\), which is the argument of the logarithm. This transformation showcases the fundamental relationship between logarithms and exponentials, demonstrating that they are different representations of the same mathematical concept.
Expressing the equation as[tex]\(b^y = x\)[/tex]in exponential form clarifies how the logarithmic statement[tex](\(y = \log_b^x\))[/tex] translates into an equivalent exponential form. It emphasizes the reciprocal relationship between logarithms and exponentials, providing a clear understanding of how these forms interrelate in mathematics.
This transformation from logarithmic to exponential form serves to simplify expressions, solve equations, and understand the fundamental connection between logarithms and exponentials in mathematical operations.
"".
a piece of plywood was cut so it’s length was 6 feet and the perimeter is 22 feet. what is the area of the wood
Answer:
i believe its 132
Step-by-step explanation: you need to multiply the two numbers together to find the area.
The area of plywood = 30 feet²
What is a rectangle?A Rectangle is a four sided-polygon, having all the internal angles equal to 90 degrees. The two sides at each corner or vertex, meet at right angles. The opposite sides of the rectangle are equal in length.
The perimeter of a rectangle is defined as the total distance covered by the outer boundary of the rectangle. It is measured in unit length. The formula of perimeter is given by:
Perimeter, P = 2 (Length + Width)
The area of the rectangle is the area covered by its outer boundaries. It is equal to the product of length and width.
The formula of area of rectangle is:
Area = Length × Width unit²
Given,
Length of the plywood (L) = 6 feet
Perimeter of Plywood (P)= 22 feet
Area of Plywood = ?
Perimeter = 2(Length + Width)
22 feet = 2 (6feet + Width)
Width (W) = (22 /2 - 6) feet
Width (W) = (11 - 6) feet
Width (W) = 5 feet
Area of the plywood (A) = Length × Width
Area = 6feet × 5feet
Area = 30 feet²
Hence, Area of the plywood (A) = 30 feet²
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Reese will choose one headband, one
necklace, and one pair of earrings to
wear with her prom dress. Using the
options in the table,answer the
following question
Headband
White
Rod
Blue
Necklace
Gold
Silver
Earrings
Gold Pair
Silver Pair
Pearl Pale
What is the probability that Reese will
choose a blue headband, a silver
necklace, and a silver pair of earrings
to wear with her prom dress?
Answer:
[tex]\dfrac{1}{18}[/tex]
Step-by-step explanation:
Number of Headband Types=3
P(Reese will choose a blue headband)=1/3
Number of Types of Necklace=2
P(Reese will choose a silver necklace)=1/2
Number of Types of Earrings=3
P(Reese will choose a silver earrings)=1/3
In Probability Theory,
P(A AND B)=P(A) X P(B)
Therefore, the probability that Reese will choose a blue headband, a silver necklace, and a silver pair of earrings
[tex]=\dfrac{1}{3}X \dfrac{1}{2}X\dfrac{1}{3}\\\\=\dfrac{1}{18}[/tex]
In boot camp, a cadet must use a rope swing to cross an obstacle without falling into the water hazard below. Unfortunately, they miss the platform on the other side and swing back to where they started. If it takes the cadet 3.5 seconds to swing from one side of the obstacle to the other and back, how Lind is the rope swing? Use the formula: T= 2 pi square root over L/9.8
Answer:
3.04m
Step-by-step explanation:
Time taken to swing the rope = 3.5s
Length of the rope = L
T = 2π√(L / 9.8)
3.5 = 2π√(L / 9.8)
take the square of both sides
(3.5)² =[2π√(L/9.8)]²
12.25 = 39.48 × (L / 9.8)
12.25 = 39.48L / 9.8
39.48L = 12.25 × 9.8
39.48L = 120.05
L = 120.05 / 39.48
L = 3.04m
The length of the rope is 3.04m
Answer:
Step-by-step explanation:
3.0meters
Solving systems of equations algebraically.
y = -5
5x + 4y= -20
And SHOW YOUR WORK PLEASE!!!!
Step-by-step explanation:
If y = - 5
Then put value of y
5x + 4(-5) = - 20
5x - 20 = - 20
5x = - 20 + 20
5x = 0
x = 0
Answer:
x = 0
y = -5
Step-by-step explanation:
Since you already have the value of y, all you need to do is plug it into the equation, like so:
5x + 4y = -20
5x + 4(-5) = -20
5x - 20 = -20
Add 20 to both sides:
5x - 20 = -20
+ 20 + 20
___________
5x = 0
Finally, divide both sides by 5:
5x = 0
x = 0
So now you have, x = 0 and y = -5
Combine like terms.
y - y² + 4y + 7y² – 3 x3 + y² + 4y
Answer:
-3x^3+7y^2+9y
Step-by-step explanation:
y - y² + 4y + 7y² – 3 x3 + y² + 4y
Combine Like Terms:
=y+−y2+4y+7y2+−3x3+y2+4y
=(−3x3)+(−y2+7y2+y2)+(y+4y+4y)
=−3x3+7y2+9y
b(n)=−1(2) ^n−1
What is the 5th term in the sequence?
Answer:
8
Step-by-step explanation:
aₙ = 2ⁿ⁻¹
a₅ = 2⁴⁻¹ =2³=8
Which expression represents “6 more than x”? A. x−6 B. 6ix C. x+6 D. 6 − x
Answer:
D. -6.
Step-by-step explanation:
The inverse is the number when added to 6 results in 0.
So it is 0 - 6 = -6. (6 + -6 = 0)
Answer: x+6
Step-by-step explanation:
6 more than (+) x
Hassan is thinking of a fraction. It is bigger than 2/5 and smaller than 2/3. When he divides the numerator by the denominator, he gets an answer of 0.533. What fraction is Hassan thinking of?
Answer:
8/15
Step-by-step explanation:
To start off you want both of the fractions to have the same denominator so you will change 2/5 into 6/15 and 2/3 into 10/15.
Than you figure out a number in between being 7, 8, or 9 and divide it by fifteen. Which ever one equals 0.533. (Which in this case is 8) is the numerator to the fraction.
3. Triangle ABC has angle measures as shown.
(x + 2)
(6x + 10)
(a) What is the value of x? Show your work.
(b) What is the measure of angle B? Show your work.
Answer:
Below in bold.
Step-by-step explanation:
(a) The angles in a triangle add up to 180 degrees, so:
x + x + 2 + 6x + 10 = 180
8x + 12 = 180
8x = 168
x = 168/8 = 21 degrees.
(b) Angle B = x + 2
= 21 + 2 = 23 degrees.
The eighth grade class is planning a trip to Washington DC this spring. They need a minimum of 75 people to attend in order to reserve buses. If 1/3 of the eighth grade class 17 parent chaperones have signed up and this is enough to satisfy the requirement, how many students must be in the eighth grade class?
By setting up an equation and solving for the number of students in the eighth grade class, we find that there must be 174 students to meet the requirement of 75 people including 17 parent chaperones.
To find the number of students in the eighth grade class for the trip to Washington DC, let's use the information provided that 1/3 of the class plus 17 parent chaperones are just enough to satisfy the requirement of 75 people for the trip. We can set up an equation to solve for the total number of students (S) in the class:
1/3 * S + 17 = 75
First, subtract 17 from both sides of the equation:
1/3 * S = 75 - 17
1/3 * S = 58
Then, multiply both sides by 3 to find the total number of students (S):
S = 58 * 3
S = 174
Thus, there must be 174 students in the eighth grade class.
On Monday sue young ran 2.5km on Tuesday she ran another 3.6 km and on Wednesday she ran 4.1 how much farther did sue young ran on Wednesday than on Monday
Answer:
1.6 km
Step-by-step explanation:
subtract 2.5 from 4.1
Which represents the volume of the cylinder, in cubic units?
120
130
300
325
Answer:
Step-by-step explanation:
Volume=(pi)(radius^2)(height)
Volume=(pi)(5^2)(12)
V=(pi)(25)(12)
V=(pi)(300)
Answer: 300 pi
Step-by-step explanation:
on edge
How would you slice through a cube such that the figure formed by the intersecting plane is a triangle?
A. from the upper left edge of the cube to the lower right edge
B. perpendicular to the base
C. parallel to the base
D. passing through three intersecting edges
Answer: passing through three intersecting edges
Step-by-step explanation:
To create a triangle by slicing a cube, D. pass the slicing plane through three intersecting edges, such as AB, FE, and DH, to intersect the cube and form a triangular cross-section.
To slice through a cube such that the figure formed by the intersecting plane is a triangle, you would need to follow option D, passing through three intersecting edges. Imagine the cube has vertices labeled A to H, with ABCD and EFGH being the top and bottom faces respectively, and the vertical edges connecting the corresponding vertices of these two faces.
By slicing through edge AB, edge FE, and edge DH, you would create a plane that intersects the cube in such a way that the section of the cube cut by this plane is a triangle with vertices at the points where the plane cuts through the edges AB, FE, and DH.
What is mArc B C? 50° 80° 100° 130°
Answer:
130
Step-by-step explanation:
The measurement of arc BC is 130°.
Step-by-step explanation:
Given : circle with origin O, with two line segments AC and BD which are also diameters.
Measurement of arc AB = (3 x -70)° =
Measurement of arc DC= (x +10)° = ∠3
To find : Measurement of arc BC = ∠2 =?
Solution:
Let angle subtended by the arc AC = ∠1 = (3 x -70)°
Let angle subtended by the arc BD = ∠2
Let angle subtended by the arc DC = ∠3 = ( x + 10)°
Let angle subtended by the arc AD = ∠4
AC and BD are intersecting each other at O.
So, ∠1 = ∠3 (vertically opposite angles)..[1]
∠2 = ∠4 (vertically opposite angles)..[2]
(3 x -70)° = (x +10)° (from [1])
3x - x = 10 + 70
∠1 = ∠3 = (x +10)° = (40 +10)° = 50°
∠1 + ∠2 + ∠3 + ∠4 = 360°
50° + ∠2 + 50° + ∠2= 360° (from [2])
2∠2 = 360° -50° - 50°
2∠2 = 260°
∠2 = 260° ÷ 2
∠2 = 130°
The measurement of arc BC is 130°.
The measurement of arc BC is 130°.
A circle with origin O, with two line segments AC and BD which are also diameters.
Measurement of arc AB = (3 x -70)° =
Measurement of arc DC= (x +10)° = ∠3
Measurement of arc BC = ∠2 =?
Let angle subtended by the arc AC = ∠1 = (3 x -70)°
Let angle subtended by the arc BD = ∠2
Let angle subtended by the arc DC = ∠3 = ( x + 10)°
Let angle subtended by the arc AD = ∠4
AC and BD are intersecting each other at O.
So, ∠1 = ∠3 (vertically opposite angles)..[1]
∠2 = ∠4 (vertically opposite angles)..[2]
(3 x -70)° = (x +10)° (from [1])
3x - x = 10 + 70
What is the circumference?
The circumference of the circle is 360 degrees the circle.
∠1 = ∠3 = (x +10)° = (40 +10)° = 50°
∠1 + ∠2 + ∠3 + ∠4 = 360°
50° + ∠2 + 50° + ∠2= 360° (from [2])
2∠2 = 360° -50° - 50°
2∠2 = 260°
∠2 = 260° ÷ 2
∠2 = 130°
The measurement of arc BC is 130°.
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Which situation can be represented by the equation below?
15 - x = 63.75
Answer:
The last one
Step-by-step explanation:
The first one would be multiplication because you want to find the total thickness, the second one is division because it gives the total value and the amount of bags, the third one is addition because it gives you a starting value and says that they work this amount more in this month, and the last one is subtraction because he first pays with a gift card, and then with cash.
Hopefully that helped
The situation that can be represented by the equation 15 - x = 63.75 is (d)
How to determine the situation?The equation is given as:
15 + x = 63.75
The above equation is a addition equation.
This means that the situation or scenario that describes the situation must illustrate addition.
From the list of given option, the option (d) perfectly describes the scenario.
This is so because 15 represents the worth of gift card, 63.75 represents the total amount and x represents the amount spent in cash
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The mean age of a student book club is 14.2 years. A 27-year-old teacher is
invited to join the club. How does the teacher's age affect the mean?
Answer: The teacher's age increases the mean.
Step-by-step explanation:
14.2 + 27 = 41.2 years
41.2/2 = 20.6 years
20.6 years > 14.2 years
Adding the 27-year-old teacher to the student book club, which has a current mean age of 14.2 years, will increase the mean age of the club.
Explanation:When a 27-year-old teacher is invited to join the book club with an average age of 14.2 years, the teacher's age will increase the mean (average) age of the club members. This occurs because the mean age is calculated by adding all of the ages together and dividing by the total number of individuals in the group. Adding a number that is significantly higher than the current mean will raise the overall total, which, when divided by the new total number of individuals, will result in a higher average age than 14.2 years. We do not have the exact number of original club members, so we cannot calculate the new mean exactly, but we can confidently say the mean age will increase due to the addition of the 27-year-old teacher's age.
Need help with this
Answer:
6.169
-1.009= 5.1 48
Step-by-step explanation:
I did it backwards
Answer:
Top = 6.157 bottom =5.148
Step-by-step explanation:
Which symbol makes this statement true?
7.1 _____ -7.1
>
<
=
The greater than sign is what makes it true because a positive number is always greater than a negative number.
7.1 > -7.1
Answer:
> is the answer
Step-by-step explanation:
Some times it is hard to understand which symbol it is. - 7.1 is left of the number line, so that mean its is less that a whole number/ full decimal.
Pls mark me as brainliest, thank you have a wonderful day!
Pls answer and whoever answers first will be mark the brainliest!!!!
Answer:
[tex]-15.5+8\frac{1}{5} -1.6-20.4+15.5[/tex]
13.8 feet left to asaend to the surface
Step-by-step explanation:
JI kkk dm em an s k. Gn dnzexnexnrxnex
Answer:
6
Step-by-step explanation:
The mode of a set of data values is the value that appears most often. ^ appers 4 times.
Find the arc length for a circle with diameter 10 inches and central angle 60 degrees. Round to the nearest tenth.
Answer:
C. 5.2 cm
Step-by-step explanation:
Arc length formula:
[tex] s = \dfrac{n}{360^\circ} 2 \pi r [/tex]
where s = arc length
n = central angle of arc
r = radius of circle
diamter = d = 10 cm
r = d/2 = 10 cm/2 = 5 cm
n = 60 deg
[tex] s = \dfrac{n}{360^\circ} 2 \pi r [/tex]
[tex] s = \dfrac{60^\circ}{360^\circ} 2 \times 3.14159 \times 5 ~cm [/tex]
[tex] s = 5.2~cm [/tex]
Answer: 5.2 cm
A car Travels at a speed of 65 miles per hour. How far will it travel in 5hours?