SSC CPO SI and ASI Model Paper 9

Question : 140 of 200

Marks: +1, -0

Find the area of a triangle whose side lengths are 7 cm, 24 cm and 25 cm.

Solution:

(2)

(25)^2 = 625 and [(7)^2 + (24)^2= 625],

therefore, the triangle is aright angled triangle.
∴Area

=1/2×7×24=84 CM^2

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