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8. Height and Distance
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Q11 of 28 Page 93

A tower is standing vertically on a horizontal plane. If the angle of elevation of the Sun is 30° and the length of the shadow of the tower is 45 m then find the height of the tower.


Let Height of the tower is BC = g, Angle of elevation is 30o. Length of shadow of tower = AB.


Given AB = 45m






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The ratio of the length of a vertical rod and the length of its shadow is . Then the angle of elevation of the Sun is

10

The slope of a hill makes an angle of 60° with the horizontal of 500 m has to be walked to reach the top, then the height of the hill is

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From a point at a distance of 120 m from the base of an incomplete tower the angle of elevation of the top of the tower is 30°. Find how much more height the tower be made so that its angle of elevation at the same point becomes 60°?

Questions · 28
8. Height and Distance
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