144k views
2 votes
For a circle with a diameter of 4 centimeters, what is its exact area?

User Iamdto
by
8.4k points

1 Answer

5 votes

Solution

The area of a circle with diameter d is


\begin{gathered} A=\pi((d)/(2))^2 \\ \\ A=\pi((4)/(2))^2 \\ \\ A=4\pi \end{gathered}

Therefore, the exact area is 4π centimeters square.

User Tom Damon
by
7.7k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories