In Fig. 6.57, state the three pairs of equal parts in ΔABC and ΔEOD. Is ΔABC ≅ ΔEOD? Why?
Yes, by RHS. Equal parts: AB = EO, ∠ABC = ∠EOD = 90°, AC = DE
Two right triangles with hypotenuse and one side equal ⇒ RHS congruence.