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eduard
3 years ago
8

What does AB equal in this problem? It’s timed

Mathematics
2 answers:
Setler79 [48]3 years ago
5 0

Answer:

For angle B which is 50 degrees,

hypotenuse = AB =?

Adjacent = BC = 2 units......(given)

cos 50 = adjacent / hypotenuse

0.643 = 2 / AB. .....(as cos 50 = 0.643 approx)

AB * 0.643 = 2

AB = 2 / 0.643

AB = 3.11 units(approx)

rodikova [14]3 years ago
5 0
Answer is 3.11 units
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