A ladder 9m long leans against a vertical wall, making an angle of 64° with the horizontal ground. calculate correct to one decimal place, how far the foot of the ladder is from the wall.
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
Correct Answer: Option A
Explanation:
cos 64° = x/9
x = 9 cos 64°
=3.94 ≅ 4.0m
cos 64° = x/9
x = 9 cos 64°
=3.94 ≅ 4.0m