Sarah only knows the diameter of a circle. What should she do to find the radius? Multiply the diameter by 2.
Divide the diameter by 2.
Multiply the diameter by Pi.
Divide the diameter by Pi.

Divide the diameter by 2

Step-by-step explanation:

B

Step-by-step explanation:

f

step-by-step explanation:

f

answer: (c) m∠qpo + (2x + 16)° = 180°

step-by-step explanation:

the opposite angles of a quadrilateral are supplementary.

so, ∠o + ∠q = 180°   and   ∠p + ∠r = 180°

since ∠r = 2x + 16°, we can use substitution as follows:

∠p + ∠r = 180°

∠p + (2x + 16)° = 180°