Answer:
ø=14.48⁰ and. y=75.52⁰
Explanation:
angle thetha = 14.48⁰
sinø=opposite/hypotenuse
sinø=12/48
ø=sin¹(12/48)
ø=14.48
y=180⁰-(14.48⁰+90⁰)
y=75.52⁰
sum of angles in a triangle = 180⁰
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