a ladder leaning against a wall, makes an angle of 60° with the horizontal and the foot of the ladder is 10 m away from the wall. Find the length of
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Answered by
0
Step-by-step explanation:
Let AC be a ladder, AB is the wall and BC is the ground as shown in the figure.
We know that
cos60o =AC/BC
1/2 = AC/2.5
AC=5 m
Therefore, the length of ladder is 5 m.
Answered by
1
Answer:
5 m
Step-by-step explanation:
Let AC be a ladder, AB is the wall and BC is the ground as shown in the figure.
We know that
cos60
o
=
AC
BC
2
1
=
AC
2.5
AC=5 m
Therefore, the length of ladder is 5 m.
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