Find the missing angle in a triangle with the given sides.

7(x - 2) = 3(x + 4) solve the following equation. then enter your answer in the space provided using mixed number format.

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

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