Practice Example 2 (7.2) - Trigonometry Basics - IB 10 Mathematics – Group 5, Geometry & Trigonometry
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Example 2

Practice - Example 2

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the sine of 30°?

💡 Hint: Think about the ratio opposite/hypotenuse.

Question 2 Easy

If the adjacent side is 5 cm and the angle is 60°, how do you find the hypotenuse?

💡 Hint: Use the cosine function.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the tangent of a right triangle defined as?

Opposite / Hypotenuse
Adjacent / Opposite
Opposite / Adjacent

💡 Hint: Think about the 'ratio' related to the angle.

Question 2

True or False: The cosine of 90° is equal to 1.

True
False

💡 Hint: What happens at right angles?

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A triangular playground has a hypotenuse of 25 meters and an angle of 30°. Calculate the length of both the opposite and adjacent sides.

💡 Hint: Use the sine and cosine formulas to find both sides.

Challenge 2 Hard

In a right-angled triangle where the opposite side measures 8 cm and the hypotenuse is 10 cm, determine the angle θ.

💡 Hint: To find the angle, use the inverse function of sine.

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