The sector enclosed by BCD in the circle below represents the section of a park used by the chamber of commerce for a fundraising event. What is the approximate area of the section of the park they want to use? A. 339 square feet B. 1,357 square feet C. 4,071 square feet D. 12,214 square feet

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