If four triangles are constructed with sides of the length indicated below , which of the following triangles will not be a right triangle ?
A. 5, 12, 13
B. 8, 15, 17
C. 12,15, 18
D. 3, 4, 5
E. 9, 40, 41
সঠিক উত্তরঃ
C.
12,15, 18
Explanation:
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