16-04-2022
Mathematics

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Is this triangle acute, right or obtuse?

Is this triangle acute right or obtuse class=

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16-04-2022

Answer:

acute

Step-by-step explanation:

Check using the Pythagorean Theorem:

A^2 + B^2 ≟ C^2

9^2 + 115 ≟ 11^2

196 > 121,

so this triangle is acute because the sum of each leg squared is longer than the length of the hypotenuse squared.

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