Reynaldo rode his bike 2 miles north and a miles east. Which equation should he use to find the distance, d, that takes him directly back home?

9.31

85 POINTS

Find the solutions for a triangle with a =16, c =12, and b = 63º

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

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.