Question

Find the percentage increase in the area of a triangle If it's each side is doubled​

Answer 1

Answer:

Step-by-step explanation:

Perimeter of triangle 1: s=(a+b+c)/2

Area= √(s-a)(s-b)(s-c)

New area of triangle=√(s-2a)(s-2b)(s-2c)

=4of area of triangle 1

Area Increased= 4-1=3

Percentage= (3×100)=300%