What is the area of a triangle whose sides are 3 cm, 5 cm and 4 cm?

The triangle with sides 3 cm, 4 cm, and 5 is a right angled triangle.

And we know the area of a right angle triangle = \(\frac{1}{2}\) × Base × Height  

= \(\frac{1}{2}\) × 4× 3 = 6cm²