Asked by lizziE

You have a 20-foot ladder that you are using as you paint your house. You place the ladder so that it forms an angle of 30 at the point of contact between the ladder and the ground. How high will the top of the ladder be above the ground?

Please explain. thank you
Answered by Elena
sin φ=h/L
h=Lsin 30=L/2
Answered by Parevan
10
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