SSC CHSL 17 Mar 2020 Shift 2 Paper

Question : 74 of 100

Marks: +1, -0

A triangle is not said to be a right-angled triangle if its sides measure

Solution:

A right angled triangle always follow Pythagoras theorem,

{}_2

Hypotenuse

{ }^{2}=

Base

^{2}+

Perpendicular

{ }^{2}

In option (b),

9^{2}=81

5^{2}+7^{2}=25+49=74

Since,

9^{2} \≠5^{2}+7^{2}

Hence,

5 {\cm}, 7 {\cm}

and

9 {\cm}

cannot be the sides of a right angled triangle.

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