The angle of elevation of a ladder leaning against a wall is 60 deg and the foot of the ladder is 4.2 m away from the wall. The length of the ladder is

The angle of elevation of a ladder leaning against a wall is 60 deg an

1.	The angle of elevation of a ladder leaning against a wall is 60 deg and the foot of the ladder is 4.2 m away from the wall. The length of the ladder is
A.	9.2 m
B.	11.4 m
C.	8.5 m
D.	13.5 m
Answer» B. 11.4 m

Discussion

No Comment Found

Related MCQs

The angle of elevation of the sun, when the length of the shadow of a tree 3 times the height of the tree, is:
Two ships are sailing in the sea on the two sides of a lighthouse. The angle of elevation of the top of the lighthouse is observed from the ships are 30º and 45º respectively. If the lighthouse is 100 m high, the distance between the two s
The angle of elevation of the sun, when the length of the shadow of a tree 3 times the height of the tree, is:
An observer 1.6 m tall is 203 away from a tower. The angle of elevation from his eye to the top of the tower is 30º. The heights of the tower is:
Two ships are sailing in the sea on the two sides of a lighthouse. The angle of elevation of the top of the lighthouse is observed from the ships are 30Âº and 45Âº respectively. If the lighthouse is 100 m high, the distance between the two ships is:
Two trees are standing along the opposite sides of a road. Distance between the two trees is 400 metres. There is a point on the road between the trees.Â The angle of depressions of the point from the top of the trees are 45 degÂ and 60 deg. If the height of the tree which makes 45 degÂ angle is 200 metres, then what will be theÂ height (in metres) of the other tree?
Two men are on opposite sides of a tower. They measure the angles ofÂ elevation of the top of the tower as 30 ÌŠ and 45 ÌŠ respectively. If the height of the tower isÂ 50 m, the distance between the two men is (Take âˆš3 = 1.73)
Two persons are on either side of a temple, 75 m high, observe the angle of elevation of the top of the temple to be 30Â and 60Â degÂ respectively. TheÂ distance between the persons is
Two ships are sailing in the sea on the two sides of a light house. The angle of elevation of the top of the light house as observed from the two ships are 30Â° and 45Â° respectively. If the light house is 100m high, the distance between the two ships is :(take âˆš3=1.73)
Two poles of the height 15 m and 20 m stand vertically upright on a plane ground. If the distance between their feet is 12 m, find the distance between their tops.

The angle of elevation of a ladder leaning against a wall is 60 deg and the foot of the ladder is 4.2 m away from the wall. The length of the ladder is

Discussion

No Comment Found

Related MCQs

Reply to Comment