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08-12-2019
Mathematics

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A circle with a radius of 5 cm has an area of 25π cm2. Which is the best approximation for the area of one-half of this circle? A. 39.3 cm2 B. 8.9 cm2 C. 19.6 cm2 D. 12.5 cm2

Respuesta :

08-12-2019

Answer:

A

Step-by-step explanation:

π=3.14159...

Full circle are 25π cm² = 25*3.14=78.5 cm²

Half 78.5 cm²/2 = 39.25 cm²

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