Area and Perimeter Practice Test 1

Question : 23 of 40

Marks: +1, -0

The three sides of a triangle are 3cm,. 4 cm and 5 cm respectively, then its area is:

Solution:

Here,

3^2 + 4^2

5^2

; since triangle is right triangle.
Hence, its area =

1/2

× 3 × 4 = 6

cm^2

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