Question

If a,b,c are sides of a traingle. How much the area will Increase if all the sides are doubled

Answer 1

A=area

A = ½bh

On doubling the sides.

A = ½(2b × 2h) = 2bh

The area increases 4 times the original.

Increase in area = 2 - ½ = 1½ = 3/2

Increase percentage = 3/2÷½×100=300%

Answer 2

Answer:

300%

Step-by-step explanation:

A=area

A = ½bh

On doubling the sides.

A = ½(2b × 2h) = 2bh

The area increases 4 times the original.

Increase in area = 2 - ½ = 1½ = 3/2

Increase percentage = 3/2÷½×100=300%