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Marysya12 [62]
3 years ago
11

Someone please explain they didnt tell me bout this im just a middle schooler​

Mathematics
2 answers:
ryzh [129]3 years ago
5 0

Answer:

r=4.5, d=9

Step-by-step explanation:

So, lets go over two things.

#1 - What is Diamater?

Diamater is the distance from one side of a circle to the other.

#2 - What is radius?

Radius is the distance from any side of the circle, to the middle. This is half of the diamater.

In this case, the distance from one side of the circle to the other is 9in.

So the diamater must be 9.

d=9 in

Since we know the radius is half of the diamater, radius is:

9/2

=

4.5 in

So our radius must be 4.5.

r=4.5

This looks like the top answer.

Hope this helps! :D

e-lub [12.9K]3 years ago
3 0

Answer:

Diameter=9

Radius=4.5

Step-by-step explanation:

Because they are s t u p i d and they are slow teachers.They don't want us to learn any thing.

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Find the volume of a pyramid with a square base, where the side length of the base is
ValentinkaMS [17]

Answer:

<h2>1529.4 m³</h2>

Step-by-step explanation:

Volume of a pyramid can be found by using the formula

v =  \frac{1}{3}  \times a \times h \\

a is the area of the base

h is the height

Since the base is a square we have

v =  \frac{1}{3}  \times  {15.3}^{2}  \times 19.6 \\  = 78.03 \times 19.6 \\  = 1529.388

We have the final answer as

<h3>1529.4 m³</h3>

Hope this helps you

3 0
3 years ago
How many ounces are in 1 pint?
Elenna [48]
16 fluid ounces ywww !!!
4 0
3 years ago
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Can someone help me with this problem?
Fynjy0 [20]
Answer is C) Dilate rectangle ABCD with a SF of 1/2 followed by a 180 degree rotation about the origin.

By dividing the sides of rectangle ABCD by the scale factor 1/2, the rectangle becomes the same size as rectangle A'B'C'D'.

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3 years ago
The graph shows the volume of water in a sink x minutes after the faucet is turned on. Graph of a diagonal line on a coordinate
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megan and kara play on a basketball team together. in the last game, Megan had 7 points less than 2 times as many points as Kara
insens350 [35]
You first have to start with an equation. Let's take what we know.
Megan has 31 points
To get 31, you have to enter in all the other information we know.
Megan's score is -7pts and 2 times Kara's points.
The equation would be: 31= 2k-7
Now you have to find the value of k. Start off by adding 7 to both sides of the equation because addition is the opposite operation of subtraction.
31=2k-7
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38=2k

Now divide by 2 on both sides because division is the opposite operation of multiplication. You need to isolate* the variable(k)

38=2k
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The answer is that Kara scored 19 points. To make sure this is correct, substitute the variable,k, for 19. If the numbers are the same on both sides of the equals sign, the answer is correct.

*isolate also means to make something be alone/ by itself
6 0
3 years ago
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