Question

Which of the following cannot be the sides of a right triangle?

(i) 2.5 cm, 6.5 cm, 6 cm

(ii) 2 cm, 4 cm, 5 cm

(iii) 1.5 cm, 2 cm, 2.5 cm

(iv) 2 cm, 3 cm, 5 cm ​

Answer 1

Answer:

The Right-angle lies on the opposite of the longest side (hypotenuse) So the right angle is at the place where 2.5 cm side and 6 cm side meet. (ii) 2 cm, 2 cm, 5 cm. Hence it is Not a right-angled triangle. Hence it is a Right-angled triangle.

Step-by-step explanation:

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Answer 2

Answer:

option iv because the addition of any two sides of triangle is always greater than third side. If the addition is equal to or less than so it can't be a triangle