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sergejj [24]
3 years ago
12

A circle has an area of 50 square meters. Which answer is closest to the measure of its diameter?

Mathematics
1 answer:
gregori [183]3 years ago
8 0
Area of a circle is computed by multiplying pi to the square of the circle's radius.

A = πr²
50m² = 3.14 r²
50m²/3.14 = r²
r² = 15.92m²
r = √15.92m²
r = 3.99m

Diameter is computed by multiplying the radius twice.
d = 2r
d = 2(3.99m)
d = 7.98m or rounded up to 8 m
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