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Aleks04 [339]
3 years ago
11

a circular railroad crossing sign has a diameter of 30 inches. which measurment is closest to the area of the sign in square inc

hes which measurement is closest to the area of the sign in square inches ​
Mathematics
1 answer:
nasty-shy [4]3 years ago
8 0

Answer

707in^2

Explanation

The formula to determine the area of a circle is \pi r^2

Convert the diameter to radius

30/2 = 15

The radius is 15

Plug in the radius into the formula above

\pi 15^2 = 225\pi

225 * \pi = approximately 707in^2

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