Lesson 7 In-class exercise

Find the area of each circle. Leave your answer in terms of

. This means that if the radius of your circle is 8 inches, then your answer would be: 64

12).	____________	13).	______________
14).	_____________	15).	______________

Find the circumference of each circle. Leave your answer in terms of

. For example if the diameter is 8 inches, you write your answer as 8

16).

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17).

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