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Novay_Z [31]
3 years ago
11

What is the exact area of a circle with a diameter of 10 cm? a. 5πcm^2 b. 10πm^2 c. 25πcm^2 d. 100πcm^2

Mathematics
1 answer:
dalvyx [7]3 years ago
4 0

Answer:

C

Step-by-step explanation:

a=\pir^2

To find the radius, divide the diameter by 2

r=d/2

r=10/2

r=5

a=\pir^2

a=\pi5^2

a=25\pi

So, choice C is correct

Hope this helps! :)

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oksian1 [2.3K]

Answer:

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Step-by-step explanation:

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6 0
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A square has sides 5.3cm long. Work out the area of the square
mezya [45]

Answer:

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Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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