The length of the shadow on the ground o

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Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Trigonometry

Question:

The length of the shadow on the ground of a tall tree of height 45 m is $15\sqrt{3}$m. What is the angle (in degrees) of elevation of the sun?

Options:

60^o

45^o

90^o

30^o

Correct Answer:

60^o

Explanation:

⇒ tan $\theta $ = $\frac{45}{15√3 }$

⇒ tan $\theta $ = $\sqrt { 3}$

⇒ $\theta $ = ${60}^\circ$