1) the diameter is 8cm. 2) the radius is 4.7in.

use 3.14 instead of pi

the formula for circumference is: 2*3.14*the radius

the formula for area is: 3.14*the radius^2

if it's diameter u divide it by 2

^2=squared
in Other Math Topics by Level 1 User (120 points)

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1 Answer

??????????????????????

if diameter=8, radius=4

werd "diameter" impli yu hav a SERKEL & it be 8 sumthun wide

?????????? yu looking for sumthun ???? like maebee teech ask for AREA??????
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