Practice Introduction - 8.1 | 8. INTRODUCTION TO TRIGONOMETRY | CBSE 10 Mathematics
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8.1 - Introduction

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is a right triangle?

πŸ’‘ Hint: Think of the triangle structure.

Question 2

Easy

What does trigonometry study?

πŸ’‘ Hint: Remember the Greek origin.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What type of triangle has one angle measuring 90 degrees?

  • Acute Triangle
  • Right Triangle
  • Obtuse Triangle

πŸ’‘ Hint: Recall the definition we discussed.

Question 2

True or False: Trigonometry is used to measure distances in astronomy.

  • True
  • False

πŸ’‘ Hint: Think about its historical uses.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A lookout tower stands 120 meters tall. You are standing 80 meters away from its base and looking up at an angle of 45Β°. How high is the angle of elevation, and can you find the height if the angle changes to 60Β°?

πŸ’‘ Hint: Apply the tangent ratio to figure out the height.

Question 2

If a boat is 30 meters from the shore and the angle of elevation of the top of a cliff is 30Β°, how high is the cliff?

πŸ’‘ Hint: Consider the angle you're working with.

Challenge and get performance evaluation