2. In the diagram triangles ABC and RST are
congruent equilateral triangles with corresponding
sides parallel. What is the value of x?

A. 90°
C. 135°
B. 120°
D. 144°

2 In the diagram triangles ABC and RST are congruent equilateral triangles with corresponding sides parallel What is the value of x A 90 C 135 B 120 D 144 class=