If four triangles are constructed with sides of the length indicated below, which of the following triangles will not be a right triangle ?

If four triangles are constructed with sides of the length indicated below, which of the following triangles will not be a right triangle ? Correct Answer 12, 15, 18

অতিভূজ = ভূমি 2 + লম্ব132 = 52+122           52 = 32 + 42      172 = 82 + 152 182  (not equal to) 122 + 152     
Bissoy MCQ

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