Question

c) A ladder rests against a wall of height 8 ft. If the foot of the ladder is 6
ft away from the foot of the all, find the length of the ladder.​

Answer 1

Step-by-step explanation:

Man climb

3

2

of the ladder.

So, in △ADE & △ABC

∠A=∠A (common)

∠ADE=∠ABC (corresponding Angle)

∠AED=∠ACB (corresponding Angle)

△ADE∼△ABC

⟹

AB

AD

=

BC

DE

⟹

5

3

=

6

DE

⟹DE=

5

18

=3.6ft