4.7 - Properties of Triangles
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Practice Questions
Test your understanding with targeted questions
What is the angle sum of a triangle?
💡 Hint: Think about the angles you observe in everyday triangles.
State the Exterior Angle Theorem.
💡 Hint: Reflect on what happens when a side of a triangle is extended.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the sum of all interior angles in a triangle?
💡 Hint: Consider the definition of angles in relation to a straight line.
True or False: The sum of the lengths of any two sides of a triangle is greater than the length of the third side.
💡 Hint: Think about how you can measure and create a triangle with given sides.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given the angles of triangle QRS are Q = 50°, R = 80°. What is angle S? If S is less than 50°, does this triangle exist?
💡 Hint: Always verify the sum of angles to ensure they adhere to the angle sum property.
If the lengths of sides of a triangle are 7, 24, and 25, verify if they satisfy the triangle inequality theorem.
💡 Hint: Apply the triangle inequality theorem to each pair of sides.
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