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CBSE Class 10 Maths Basic Standard Angle Values Competency Based Questions

Topic-wise competency based questions from Introduction to Trigonometry. Attempt first, then open the answer and solution.

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CBQs Important Questions PYQs

ChapterTopic

Question 1MCQ · 1 mark

Introduction to Trigonometry · Standard Angle Values

A tower is observed from $20$ m away at an elevation of $4 5^{\circ}$ . Ignoring eye height, how tall is it?

A vertical tower BT on horizontal ground, observer A and angle of elevation theta between ground AB and line of sight AT. — Height BT and horizontal distance AB form a right triangle with the line of sight.

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