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PLEASE HELP 15 POINTS

PLEASE HELP 15 POINTS
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PLEASE HELP 15 POINTS

PLEASE HELP 15 POINTS-example-1
User GrafikRobot
by
8.8k points

1 Answer

3 votes

Formula for area is:

A = pi*r^2

r = 28

so...

A = 3.14 * 28^2

A = 3.14 * 784

A = 2461.76 cm^2

Formula for circumference is:

C = 2*pi*r

r = 28

so...

C = 2*3.14* 28

C = 6.28*28

C = 175.84 cm

Hope this helped!

~Just a girl in love with Shawn Mendes

User Doublehelix
by
8.4k points
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