Asked by cendemie

From a tower 36m high situated on one side of a river, the angle of desperation of the opposite side of the river is 25 degree. FInd the width of the river?

Answers

Answered by MathMate
Draw a diagram to show the height of the tower (36m), angle of depression (from horizontal)=25°.
So
tan(25°)=36÷width
Solve for wideth.
Answered by olaniyi
20
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