25 points asap part 3

what is the volume of a cylinder with a height of 7 in. and a radius of 2 in.? provide the exact answer.

this is a big part of my grade

For what value of jn is mn parallel to kl

What percent of the circle below is shaded?

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality