Q1 A ladder 15 m long just reaches the top of a vertical wall. If the ladder makes an angle of
60°with the wall, find the height of the wall.
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Answered by
3
so simple just apply simple trigonometry...
sin30 degree = x / 15
x = 15 / 2 ....
x = 7.5 m .....
..
sin30 degree = x / 15
x = 15 / 2 ....
x = 7.5 m .....
..
Answered by
1
in trigonometry the formula of
cosx=b/h=y/15
y/15=1/2
=y=7.5
please follow me
cosx=b/h=y/15
y/15=1/2
=y=7.5
please follow me
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