celiavelasquez448 celiavelasquez448

10-03-2021
Mathematics

contestada

What is the radius of a circle that has a circumference of 81 π square inches?
A. 9 inches
B. 18 inches
C. 40.5 inches
d. 81 inches

Respuesta :

Jasmineeena Jasmineeena

10-03-2021

Answer:

r≈12.89

Step-by-step explanation:

Using the formula

C=2πr

Solving for r

r=C

2π=81

2·π≈12.89155

Answer Link

wynterstevens750 wynterstevens750

10-03-2021

2 the reason why is because I need 5 points. Hope that helps!

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