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15-03-2021
Mathematics

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A triangle has side lengths of 14cm, 48cm, and 57cm. Classify it as acute, obtuse, or right (Show your work)

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siennarose0313 siennarose0313

15-03-2021

Answer:

Obtuse

Step-by-step explanation:

Use Pythagorian Theorm

c^2 = a^2 + b^2

c =hypotenus a= leg b= leg

57 is the largest side so its c and the others are a and b.

57^2 = 48^2 + 14^2

3249 = 2304 + 196

3249 > 2500

c^2 > a^2 + b^2 is obtuse

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