self Maths Puzzle

A ladder learning against a wall makes an angle of 60° with the ground. If the length of the ladder is 19 m, find the distance of the foot of the ladder from the wall.
A. 9 m B. 9.5 m
C. 10.5 m D. 12 m

Read Solution (Total 1)

B. 9.5 m

distance of the foot of the ladder from the wall = 19 cos 60 = 19*1/2= 9.5 mtrs
12 years agoHelpfull: Yes(1) No(0)

self Other Question

The value of (4.7×13.26 + 4.7×9.43+4.7×77.31) is

A. 0.47 B. 47

C. 470 D. 4700 A rectangular parking space is marked out by painting three of its sides.If the length of the unpainted side is 9 feet, and the sum of the lengths of the painted sides is 37 feet, then what is the area of the parking space in square feet?

A.46 B. 81

C. 126 D. 252 litres