Question

The circle's area?

The diameter of a circle is 8 kilometers.
What is the circle's area?

( NOT 50.3 )

Answer 1

Step-by-step explanation:A≈50.27km²

d Diameter

8

km

d

r

r

r

d

d

C

A

Using the formulas

A=πr2

d=2r

Solving forA

A=1

4πd2=1

4·π·82≈50.26548km²

Questions and answers the answer is 50.27km