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Which is the area of a circle with a radius of 5 units? (use 3.14 for ) A. 15.7 square units B. 31.4 square units C. 78.5 square units D. 392.5 square units

Respuesta :

Answer:

C

Step-by-step explanation:

A = [tex]\pi[/tex]r²

so we do

5² = 25 * [tex]\pi[/tex]

25 * [tex]\pi[/tex]

= 78.5 square units

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