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  1. mathematics
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  3. 1 the angle of depression from the top of a cliff

1 The angle of depression from the top of a cliff to a boat at...

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Geometry

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1 The angle of depression from the top of a cliff to a boat at sea is 17 The boat is 450 m from the shore Draw a diagram representing the situation Find the height of the cliff giving your answer rounded to the nearest metre 2 A family wants to buy an awning for a French window that will be long enough to keep out the sun when it is at its highest point in the sky The height of the French window is 2 80 m The angle of elevation of the sun from this point to the bottom of the window is 70 The awning will be 90 to the window Find how long the awning should be Write down your answer correct to 2 dp a b

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