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Yakvenalex [24]
2 years ago
8

Calculate the surface area of sphere if the circumference of great circle is 176 cm².​

Mathematics
1 answer:
stiv31 [10]2 years ago
5 0

Answer:

9852 Rounded to the nearest whole number.

Step-by-step explanation:

C = 2\pir  Fill in what we know to solve for r

176 = 2\pir  Divide both side by 2\pi

r = 28 rounded to the nearest whole number.

The formula for the area of a circle is

A = 4\pir^{2}

A = 4\pi28^{2}

A = 9852 Rounded to the nearest whole number

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