Question

The area of a triangle, whose sides are 3 cm , 4 cm and 5 cm is: a) 6 Sq. cm b) 12 Sq. cm c) 24 Sq. cm d) 32 Sq. cm

Answer 1

Its obvious that it is a rt. angled triangle (PGT)

Area of triangle : 1/2 ×base×alt

Step-by-step explanation:

We know it is a right angled triangle ,

so, let 3 cm be the base , 4 cm be the perpendicular and 5 cm be the hypotenuse.

So , area of triangle =

(1/2 × 3 ×4)cm ^2

6 cm ^2 __answer