Triangle Side and Angle Inequalities

Any two sides of a triangle must sum to more than the third side. Angle sum is always 180°.

Grade 7Common Core 7.G.A.2GVerified correct ✓

Worked examples

Can three sides of lengths 4, 5, and 13 form a triangle? Answer 1 for yes, 0 for no.
Answer: 0

Can three sides of lengths 2, 5, and 8 form a triangle? Answer 1 for yes, 0 for no.
Answer: 0

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