Two sides of triangle are 89 cm and 120 cm. Which could be the length of the third side. A. 200 cm B. 210 cm C. 31cm D. 20cm

Question

Mathematics

Kayla Aguirre

8 March, 18:53

Two sides of triangle are 89 cm and 120 cm. Which could be the length of the third side. A. 200 cm B. 210 cm C. 31cm D. 20cm

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Jeffrey Cisneros · Answer 1

When adding any two sides of any triangle, the solution must be greater than the measure of the third side. If the solution is less than or equal to the third side, you don't have a triangle. If the solution is greater than the third side, it is a triangle.

89+120=209 Making B. (210) your only answer!