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Gre4nikov [31]
3 years ago
8

Circumference and Area of Circles

Mathematics
1 answer:
yanalaym [24]3 years ago
8 0

Step-by-step explanation:

Area of a circle = #r^2

1256 = 3.14 × r^2

r^2 = 1256/3.14

r^2 = 400

Square root of r = 20

Diameter = 2 × r = 2 × 20 = 40 inches

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