Question

just
A ladder
12 m
reaches the
top of
vertical urall
the laddere
makes an
angle of
45° with the wall,
then
the height of wall is?
स.​

Answer 1

Answer:

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Answer 2

Answer:

We use trigonometric functions.

Ladder height = 12 m

Theta = 45

sin45 = height of the wall/ladder height

1/√2 = height /12

height = 12/√2 = 6√2 m

Hope this helps!