3 years ago

The area of a circle is 154cm, calculate it's radius?

Mathematics

2 answers:

nikdorinn [45]3 years ago

5 0

Answer:

Step-by-step explanation:

r≈7

A=πr2

MissTica3 years ago

3 0

Answer:

r = 7

Step-by-step explanation:

area equals (pi)(r)^2

first divide 154 by pi

154/pi = 49

r^2 = 49

square root both sides

r = 7

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The area of a circle is 154cm, calculate it's radius?​

The area of a circle is 154cm, calculate it's radius?