Asked by Anonymous


Find the circumference and the area of a circle with diameter
5yd
.
Use the value
3.14
for
π
, and do not round your answers. Be sure to include the correct units in your answers.
Answered by Ms. Sue
C = pi * d

A = pi * r^2

Just plug in the numbers.

I'll be glad to check your answers.
Answered by Anonymous
c= 15.7yd
a= 31.4yd^2
Answered by Ms. Sue
The circumference is correct, but the area is wrong.

Did you use 2.5 for the radius? Did you square it?

Answered by Anonymous
a=61.62
Answered by Ms. Sue
A = 3.14 * 2.5^2
A = 3.14 * 6.25
A = ?

Answered by Anonymous
thank you!
Answered by Ms. Sue
You're welcome.
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