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28-09-2020
Mathematics

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The radius of a circle is 7 millimeters. What is the circle's area?
r=7 mm
Use 3.14 for a.

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Аноним Аноним

28-09-2020

Answer:

153.86

Step-by-step explanation:

formula - A = π × r2

3.14 x 7^2

= 153.86

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