Question

The lengths of the sides of a triangle are in the ratio 3: 4:5 and its perimeter is 60 cm. Find its area
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Answer 1

Answer:

If the sides are in the ratio of 3 ratio 4 ratio 5

Let them be 3x, 4x and 5x

According to question perimeter is 60 CM

3 X + 4 x + 5 x = 60 CM

12x=60cm

x=5

Now this sides are 3x 4x and 5x

3×5= 15 centimetre

4×5=20 centimetre

5×5=25 centimetre

Answer 2

Answer:

area of the triangle is 150 cm^2