Answer:
Cosine Ratio
Step-by-step explanation:
Cos = adjacent / hypotenuse
43 is the adjacent and the variable is the hypotenuse.
H= 4. 727272...
The 72 is repeating so make sure to put a repeating bar over the 7 AND 2. I hope I helped you
Answer:
Since the triangles are congruent, ∠B = ∠E by CPCTC which means:
2x + 31 = 7x - 24
55 = 5x
x = 11
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