so πr^2 = 2πr
divide by π and bring the 2r over
r^2 - 2r = 0
r(r - 2)
r = 0 or r = 2
r = 0 would be no circle
r = 2, then diameter is 4
If the number of square inches in the area of a circle is equal to the number of inches in its circumference,the diameter of the circle is
a. 4 inches
b. 2 inches
c. 1 inches
d. pi inches
e. 2 pi inches
please answer and explain
3 answers
What is the area of a rectangle that measure 8inchesbl by 23inches?
2. i give u the answer, u figure ohh explanation urself.
1 answer