Practice Worked Example (8.3) - Properties of Triangles - IB 10 Mathematics – Group 5, Geometry & Trigonometry
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Worked example

Practice - Worked example

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Practice Questions

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Question 1 Easy

What is the value of AC if AB = 10 and BC = 6?

💡 Hint: Use the Pythagorean theorem.

Question 2 Easy

Find sin(A) if AC = 3 and AB = 5.

💡 Hint: Remember, sin(A) = opposite/hypotenuse.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the sine function defined as?

Opposite / Hypotenuse
Adjacent / Hypotenuse
Opposite / Adjacent

💡 Hint: Think about the definition of sine in relation to a right triangle.

Question 2

In triangle ABC with AB = 13 and BC = 12, what is AC?

💡 Hint: Start by calculating the values of 13² and 12².

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

In triangle GHI, if GH = 30 and GI = 18, find HI and sin(G).

💡 Hint: Remember the right triangle relationships and apply the Pythagorean theorem first.

Challenge 2 Hard

Triangle KLM has KL = 10 and LM = 6; find KM and sin(L).

💡 Hint: Use the steps for calculating lengths and sine again.

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