CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

A $$15\ m$$ long ladder reached a window $$12\ m$$ high from the ground on placing it against a wall at a distance $$a$$. Find the distance of the foot of the ladder from the wall.
1056501_54073505496b4370bbf71d69368ae91e.png


Solution

Since the ladder forms a right angle with wall while lean on the wall,

So, by Pythagoras theorem
$$12^2+a^2=15^2$$

$$a^2=225-144$$

$$a^2=81$$

$$a=9$$

The distance of the ladder from the wall is $$9\ m$$.

Maths

Suggest Corrections
thumbs-up
 
0


similar_icon
Similar questions
View More


similar_icon
People also searched for
View More



footer-image