HELPPP PLS Find the value of the variable.

Araceli asked Apr 28, 2023

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21 votes

HELPPP PLS
Find the value of the variable.

Araceli asked Apr 28, 2023

2.9k points

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20 votes

Answer:

y = 90
√(2)

Explanation:

using the sine ratio in the right triangle and the exact value

sin45° =
(1)/(√(2) ) , then using the 45° angle on the lower left

sin45° =
(opposite)/(hypotenuse) =
(90)/(y) =
(1)/(√(2) ) ( cross- multiply )

y = 90
√(2)

Emie answered May 4, 2023

by Emie

2.6k points

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