bluegrassgamer bluegrassgamer

24-05-2020
Mathematics

contestada

A circle has a radius of 50 cm. Which of these is the closest to its area?
157 cm squared
314 cm squared
7,854 cm squared
15,708 cm squared

Respuesta :

sqdancefan sqdancefan

24-05-2020

Answer:

7,854 cm squared

Step-by-step explanation:

The formula for the area of a circle is ...

A = πr^2

Filling in the given radius gives you ...

A = π(50 cm)^2 = 2500π cm^2 ≈ 7854 cm^2

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