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A ladder is leaning against a wall such that its upper end tou

Question

A ladder is leaning against a wall such that its upper end touches the wall of the height of 3 m and the ladder is inclined at an angle having measure of 30 $^{o}$ with the ground. The length of the ladder is:

3

6

9

12

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A ladder is leaning against a wall such that its upper end touches the wall of the height of 3 m and the ladder is inclined at an angle having measure of 30

^{o}

with the ground. The length of the ladder is:

12 mins ago

Discuss this question LIVE

12 mins ago

Text solutionVerified

In the figure, AC = ladder, AB = wall = 3m,

∠

ACB = 30

^{o}

△

ABC, sin 30

^{o}

\frac{A B}{A C} \Rightarrow \frac{1}{2} = \frac{3}{A C} \Rightarrow

AC = 6 m.

∴

The length of ladder is 6 m.

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Question Text	A ladder is leaning against a wall such that its upper end touches the wall of the height of 3 m and the ladder is inclined at an angle having measure of 30 $^{o}$ with the ground. The length of the ladder is:
Answer Type	Text solution:1
Upvotes	150

A ladder is leaning against a wall such that its upper end touches the wall of the height of 3 m and the ladder is inclined at an angle having measure of 30o with the ground. The length of the ladder is:

Text solutionVerified

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A ladder is leaning against a wall such that its upper end touches the wall of the height of 3 m and the ladder is inclined at an angle having measure of 30 $^{o}$ with the ground. The length of the ladder is: