Classifying Triangles
aligned to 5.mg.3 - The Student Will Classify And Measure Angles And Triangles, And Solve Problems, Including Those In Context.
Learning Objective
I can classify triangles by their angles (right, acute, or obtuse) and sides (equilateral, scalene, or isosceles) and explain my reasoning.
Lesson Flow
Watch Video
Classifying Triangles | How to Name Triangles (by Sides and Angles)
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Practice
7 questions • Short answer
Exit Ticket
“A triangle has side lengths of 4 cm, 7 cm, and 9 cm. It also has angles measuring 22°, 48°, and 110°. Classify the triangle by its sides and by its angles. Explain your reasoning for each classification. A triangle has side lengths of 6 inches, 6 inches, and 6 inches. All of its angles measure 60°. Classify the triangle by its sides and by its angles. Explain your reasoning for each classification.”
Teacher Guide
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