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8 votes
Use the figure below to find the answer.

X
Find y.
y=
45
III
7
T
234567890

Use the figure below to find the answer. X Find y. y= 45 III 7 T 234567890-example-1

1 Answer

13 votes

Answer:
(7√(2))/(2)

Explanation:


\sin 45^(\circ)=(7)/(y)\\\\(1)/(√(2))=(7)/(y)\\\\y=(7)/(√(2))=\boxed{(7√(2))/(2)}