Question

If a = 4 and b = 3, find the
measure of angle B.

Answer 1

Answer:70 should be the angle

Step-by-step explanation:  3x2+4x2=20

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Answer 2

Answer:

m∡B = 37°

Step-by-step explanation:

since this is a right triangle you can use the trigonometric ratios of

sin, cos, or tan

in this problem, we know opp/adj so can use tangent

tan(∠B) = 3/4

tan^-1(3/4) = 36.8°