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Question
The sides of certain triangles are given below. Determine which of them right triangles are.
1.6cm, 3.8cm, 4cm
Solution
A = 1.6 cm, b= 3.8 cm and c= 4 cm
Then
`a^2+b^2=(1.6)^2+(3.8)^2`
=2.56+14.44
=16
`a^2+b^2≠ c^2`
Thus, the given triangle is not right-angled.
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