Question

A ladder of length 13m just reaches the top of a wall.if the ladder makes an angle 60degree with the horizontal ,then the height of the wall of is__(a)14_/3m(b)28_/3m(c)7_/3m(d)35_/3m​

Answer 1

Answer:

17 m is your right answer.

Step-by-step explanation:

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Answer 2

sin 60° = height of wall / height of ladder

root 3 /2 = X / 13

height of wall = 13 root 3 / 2