please help me
I will mark you'll as Brainliest
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Answer:
It is not a right angled triangle.
Step-by-step explanation:
Take the longest side as the hypotenuse of the triangle.
= 11² = 9² + 10²
= 121 = 81 + 100
= 121 ≠ 181
∴ Thus it isn't a right angles triangle.
Hope this helps! <3
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