C = 172.7 cm Use the formula, c = πd, and π = 3.14, to find the diameter of this circle whose circumference equals 172.7 cm.
O A. 55 cm
O B. 27.5 cm
O C. 542.278 cm
O D. 5.5 cm
O E. 86.35 cm​

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