adatre7492 adatre7492

13-03-2021
Mathematics

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Find the measure of angle B in triangle ABC below.Explain

Find the measure of angle B in triangle ABC belowExplain class=

Respuesta :

akposevictor akposevictor

18-03-2021

Answer:

B ≈ 76°

Step-by-step explanation:

∆ABC is a right triangle

Reference angle = B

AC = 8 units = Opposite

BC = 4 units = Adjacent

Thus, apply TOA:

Tan B = Opp/Adj

Tan B = 8/2

Tan B = 4

B = Tan^{-1}(4)

B ≈ 76°

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