C is a circle with radius r. Which of the following is true? Select all that apply

A. The diameter of C is 2r

B. the circumference of C is pi*r

C: the circumference of C is 2pi*r

D. One quarter of the circle has length (pi*r)/4

E. One quarter of the circle has length(pi*r)/2

A and C and E are correct

Step-by-step explanation:

Circumference is 2 * pi* r

4+n=5

step-by-step explanation:

this is because the four is four hours and the n represents the 1 extra hour over the weekend.

b= i'm srry i don't know that one.

4+n=5 n=1 because if vernon plays 5 hours a week then 4+1=5 hours.

hope this : )

answer: true

step-by-step explanation: