HELP ASAP PLEASE!
I have a test tomorrow and I neeed to know this but I’m not sure how to answer:

The picture shows a circle divided into 8 equal wedges which are rearranged. The
radius of the circle is r and its circumference is 2πr.

How does the picture help to explain why the area of the circle is 2πr^2

Question

07-09-2022
Mathematics

Answered

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HELP ASAP PLEASE!
I have a test tomorrow and I neeed to know this but I’m not sure how to answer:

The picture shows a circle divided into 8 equal wedges which are rearranged. The
radius of the circle is r and its circumference is 2πr.

How does the picture help to explain why the area of the circle is 2πr^2

Sagot :

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