Problem Solving Aris drew two figures on the coordinate grid
shown below. Justify if these two figures are
similar using the table below.
Original Algebraic
New
у
Vertices Equation Vertices
D
DO)
(x, y)
D'(.)
EC)
(x, y)
E'(,)
F.)
(x, y)
FC)
D
G)
(x, y)
G'(,)
F
Are these figures similar? What is your proof?
X

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