the angle of elevation of the top of a tower , form a point on the ground at a distance of 150 m from its foot , is 30°. Find the height of the tower correct to one place of decimal.
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Answer:
173.2m
Step-by-step explanation:
cosx = base/ hypotenuse
cos30 = 150/height
√3/2 = 150/height
height = 150*2/√3
= 300/√3
= 173.20508
=173.2
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