Question
The obtuse Isosceles triangle ABC has two sides with length a and one side length b . The length of side a= 8 . The length of side b=1.5a . Find the perimeter of △ABC .
The obtuse Isosceles triangle ABC has two sides with length a and one side length b . The length of side a= 8 . The length of side b=1.5a . Find the perimeter of △ABC .
The perimeter of the triangle is
2a+b
=2\times 8+1.5\times 8
=28