If the radius (r) of a circle is increased by ‘x’ units, what is the number of units by which the circumference of the circle is increased?
A. π
B. 2π
C. 2πr
D. 2πx
Answer:D
If the radius (r) of a circle is increased by ‘x’ units, what is the number of units by which the circumference of the circle is increased?
A. π B. 2π C. 2πr D. 2πx