Question

can anyone of you can give the answer of this three question I would be very thankful to you

Answer 1

Perimeter of a triangle is nothing but the sum of it's given three sides....

So ur answer is...
1 . 11+7+5=23cm
2.Isosceles triangle is a triangle in which two sides are equal and one side is different....
Therefore , it's perimeter is 6.5+6.5+4=17cm
3.Equilateral triangle is a triangle in which all three sides are equal ....
Therefore ,it's perimeter is
9+9+9=27cm..



Hope it helps you.