Answer:
[tex]5\sqrt{5} + 6[/tex]
Step-by-step explanation:
Perimeter of a triangle is given by the sum of its three sides.
So the perimeter of this isoceles triangle is;
2([tex]\sqrt{20} + 3[/tex] ) + [tex]\sqrt{5}[/tex]
[tex]\sqrt{x} 2\sqrt{2*2*5} + \sqrt{5} + 6 = 5\sqrt{5} + 6[/tex]
