If the shadow of a pole 7m high is 1/2 its length what is the
MATHEMATICS
WAEC 1990
If the shadow of a pole 7m high is 1/2 its length what is the angle of elevation of the sun, correct to the nearest degree?
- A. 90°
- B. 63°
- C. 60°
- D. 26°
Correct Answer: B. 63°
Explanation
tan θ - 7/3.5 = 2
tan θ= 2.0000
θ = 63°
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