Find the center and radius of the circle

Question

with a diameter that has endpoints

(− 2, 7) and (9, − 4)

Center as an order pair and radius as a decimal correct to three decimal places

Answer 1

Center is mid-point between (-2, 7) and (9, -4). Use mid-point formula

Radius is one-half the distance between (-2, 7) and (9, -4). Use distance formula

Answer 2

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