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Find the measure of angle y. Round your answer to the nearest hundredth. (please type the numerical answer only)

Find the measure of angle y Round your answer to the nearest hundredth please type the numerical answer only class=

Respuesta :

Answer:

78.46

Step-by-step explanation:

Cos y = adj./hyp.

Cos y =  4/20

Cos y = .2

Cos^-1(0.2) = y

78.46304097... = y

78.46 = y

nutanraj654

y = 52°

Cos y = adj./hyp.

Cos y =  4/20

Cos y = .2

Cos^-1(0.2) = y

78.46304097 = y

y = 52°

length of side, L = 8

Hypotenuse, H = 13

According to trigonometry,

cosy = L/H

cosy = 8/3

cosy = 0.62

y = 52°

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