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Mathematics

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A chord of 48cm is 7cm from the center of a circle.
calculate the area of the circle.

Answer :

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Answer:

Draw a picture and you'll see a right triangle with sides = 7 and 24 and hypotenuse = r (the cricle's radius). By the Pythagorean Theorem:

r2 = 72 + 242

Area = pi·r2

Step-by-step explanation:

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