Grade 10 Triangle Match Worksheet
Angle-sum, isosceles/equilateral properties, exterior-angle theorem, and congruent-triangle corresponding sides. Free printable worksheet — 20 questions plus a separate answer key. Each sheet is freshly generated, so your kid can practice as many times as they need.
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Sample questions
Two examples from the Triangle Match worksheet. Print the full sheet for 20 questions plus an answer key.
- Sample 1
Isosceles triangle: two angles equal 43°. Third angle?
Show answer
94 - Sample 2
Isosceles triangle: two angles equal 41°. Third angle?
Show answer
98
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