Which of the following measurements
are not the sides of a triangle ?
(1) 8 cm, 9 cm, 10 cm
(2) 4 cm, 5 cm, 6 cm
(3) 3 cm, 4 cm, 5 cm
(4) 1 cm, 2 cm, 3 cm
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Step-by-step explanation:
It is not possible to construct a triangle with lengths of its sides 1 cm, 2 cm and 3 cm because the sum of two sides is not greater than the third side i.e. 1 + 2 is not greater than 3.
OR
It is possible to construct a triangle with lengths of its sides
(1) 8 cm, 9 cm, 10 cm
(2) 4 cm, 5 cm, 6 cm
(3) 3 cm, 4 cm, 5 cm
because the sum of two sides of a triangle is greater than the third side.
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