6.3 - Similarity of Triangles
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What does it mean for two triangles to be similar?
💡 Hint: Think about shape and size.
State the Basic Proportionality Theorem.
💡 Hint: Think about parallel lines in triangles.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the condition for triangle similarity based on angles?
💡 Hint: Think about triangle properties.
If triangle ABC is similar to triangle DEF, which of the following is true?
💡 Hint: Recall the properties of similar triangles.
1 more question available
Challenge Problems
Push your limits with advanced challenges
In triangle ABC, if angle A = 30° and angle B = 60°, find angle C. Now consider triangle DEF which has angles D and E equal to angles A and B, respectively. Confirm these triangles are similar and justify your answer.
💡 Hint: Use the angle sum property first then apply AA.
An 80 cm tall tree casts a shadow of 2 m. If a person of height 1.6 m stands next to it, how long will their shadow be?
💡 Hint: Ensure the units of measure align while calculating.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.