Answer:
(a)Option A
(b)5 meters
Explanation:
• The length of the ladder = 10 meters
,
• The angle the foot of the ladder makes with the ground = 60°
An illustration of the situation is given below:
This can be presented as a right triangle below:
The correct option is A.
Part B
In our diagram above, the distance from the base of the ladder to the wall is labeled x.
Using trigonometric ratios:
The base of the ladder is 5 meters from the wall.