How do you find the area of a circle? How do you find the circumference of a circle? What information do you need in order to fi

Question

3 years ago

15

How do you find the area of a circle? How do you find the circumference of a circle? What information do you need in order to fi

nd the area or circumference of a circle? To determine the number of full rotations your tires complete before you need to switch the front and back tires, will you be working with area or circumference?

Mathematics

2 answers:

ololo11 [35] · Answer 1 · 2022-05-12T04:35:13+03:00

How do you find the circumference of a circle?

The circumference of a circle can be found by multiplying pi (3.14) by the diameter of the circle.

What information do you need in order to find the area or circumference of a circle?

You need to know the radius of a circle to find the area.

Tanzania [10] · Answer 2 · 2022-05-12T05:53:14+03:00

Tanzania [10]3 years ago

4 0

To find the area of a circle, the formula is $\pi$ r².
To find the circumference of a circle, 2 $\pi$ r

You need the radius, or if it's not mentioned, you divide the diameter by 2 and that's the radius.