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From a point 20m away on a level ground the angle of elevation to the lower window line is 27⁰ and the angle of elevation...

From a point 20m away on a level ground the angle of elevation to the lower window line is 27⁰ and the angle of elevation to the top line of the window is 32⁰. Calculate the height of the window.

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Kavungya answered the question on June 18, 2019 at 12:37

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Next: The sides of a parallelogram are 4cm by 5cm and its area is 12cm². Calculate its angles.

Previous: A regular polygon has its exterior angle 18⁰, and one of its sides 16cm. Calculate its area. (to 2 d.p)

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