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12-03-2020
Mathematics

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A circle with center at (-2,2) passes through (7,2). Find the circumference and area of the circle in terms of p.

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12-03-2020

Answer:

18pi units is the circumference

81pi units² is the area

Step-by-step explanation:

Radius² = (-2-7)² + (2-2)² = 9²

Radius = 9

Circumference = 2pi×r

= 18pi

Area = pi × r²

= 81pi

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