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Earn +20 ptsQ: What is the area of a circle if the radius is 4cm?
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Area of a circle with a radius of 4cm?
Area = ~50.27 cm2
What is a reasonable estimate for area of a circle of with a radius of 4Cm?
It is: 16*pi square cm
What is the circumference of a circle with a radius of 4cm?
The circumference of a circle with a radius of 4cm is: 25.13 cm (r x 2 x pi)
What does it mean when you use terms of pi?
its when you leave the answer with ╥ in it e.g. if they go find the area of a circle (Pi.r.r or squared) you find the radius say 4cm then you put in in the formula so piX4X4 so you then find out 4X4 which is 16 so the area of a circle with a radius of 4cm in terms of ╥ is 16╥
What is the diameter of a circle with a radius of 2 Centimeters?
4cm
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