length of each of its sides?
3. If the sides of a triangle are 3 m, 4 m and 6 m long, determine whether the triangle
right angled triangle.
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Answer:
Statement of Pythagoras Theorem:
In a right-angled triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides.
As the sides are 3cm,4cm,6cm the hypotenuse will be the largest among all, that is 6cm
3
2
+4
2
=9+16=25....(1)
6
2
=36....... (2)
(1)
=(2)
Hence the triangle is not a right-angled triangle.
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