area = π * (diameter^2 ) / 4
radius = circumference / (2 π)
2nd question has a glitch
... circumference is a length ... units should not be square anything
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
4 answers
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?
this was so bad liike not even help full
ur mom is correct
6 answers