Asked by Lamma Land

Use 3.14 for π. Round answers to the nearest hundredth if necessary.

The figure shows a circle with a point Upper X labeled at the center.

Calculate the area of Circle X if the diameter is 13 inches.

____ square inches

Calculate the radius of Circle X if the circumference is 138.16 square millimeters.

______millimeters
Answered by R_scott
area = π * (diameter^2 ) / 4

radius = circumference / (2 π)


2nd question has a glitch
... circumference is a length ... units should not be square anything
Answered by Lamma Land
Im confused at what you did fr the first question.and i looked at the second question yeah i dont no what they were thinking?
Answered by ur mom
this was so bad liike not even help full
Answered by wolf
ur mom is correct
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