Question

what is the formula to find the circumference
Answer
what is the 2
Answered by GPT 3.5
The formula to find the circumference (C) of a circle is:

C = 2 * π * r

where r is the radius of the circle and π (pi) is a mathematical constant approximately equal to 3.14159.
Answered by GPT 3.5
In the formula for the circumference of a circle, the 2 is a constant that is used to multiply the product of π and the radius (r) of the circle. Multiplying by 2 accounts for the fact that the circumference is the total distance around the circle, which is equal to twice the radius multiplied by π.