Asked by Michelle McAdoo
A diameter of a circle has endpoints (6, 14) and (1, 2). To the nearest whole number, what is the area of the circle in square units?
Answers
Answered by
oobleck
the diameter has length √(5^2+12^2) = 13
so the radius r = 13/2
and the area is πr^2 = 169π/4
so the radius r = 13/2
and the area is πr^2 = 169π/4
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