Math CentralQuandaries & Queries


Question from thabo, a student:

A ladder 6.5m long,leans against a wall so that the top of the ladder is 4.8m from the ground.what is the angle of elevation of the ladder to the top of the wall

Hi Thabo,


The triangle in the diagram is a right triangle and the measure of the angle of elevation is $t^o$. What trig function relates the side lengths 4.8 m, 6.5 m and the angle measure $t^o?$


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