Question

A man, M, positions himself on a river bank as in the diagram alongside, so he can observe two poles A and B of equal height on the opposite bank of the river. He finds the angle of elevation to the top of pole A is 22°, and the angle of elevation to the top of pole B is 19°. Determine the width of the river (in m), if he knows that A and B are 100 m apart.

Answer 1

Answer:

Step-by-step explanation:

First try drawing a diagram

Then solve it. COMMON SENSE GENIUS.

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