Answer:
Because ΔABC ≅ ΔDEC, ∠B ≅ ∠E by CPCTC which means:
2x + 31 = 7x - 24
-5x = -55
x = 11°.
D. 8/9
Step-by-step explanation:
Calculators Rock!!!
srsly i don't understand what you are saying lol