A cliff on the bank of a river is 300 meter high. if the ...
A cliff on the bank of a river is 300 meter high. if the angle of depression of a point on the opposite side of the river is 60º, find the width of the river?
100m
75√3 m
100√3m
200√3m
Correct answer is C
Tan 60 = | 300 |
x |
x = | 300 |
Tan 60 |
x = | 300 |
√3 |
x = (300/√3) x (√3/√3)
x = | 300√3 |
.....3 |
x = 100√3
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