A 10 meter ladder rest against a vertical wall so that the distance between the foot of the ladder and the wall is 2 meter. Find the angle the ladder makes with the wall and height above the ground at which the upper end of the ladder touches the wall

Question

Mathematics

Melanie Potts

16 July, 20:07

A 10 meter ladder rest against a vertical wall so that the distance between the foot of the ladder and the wall is 2 meter. Find the angle the ladder makes with the wall and height above the ground at which the upper end of the ladder touches the wall

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Answers (1)

Know the Answer?

Palmer · Answer 1

78.46 degrees

Step-by-step explanation:

We can use inverse cosine of the measurements since we know the measurements and need the angle.

cos-1 (2/10) = angle

Do this on a calculator and set the mode to degrees to get the answer