Answer:
153/20
Step-by-step explanation:
I assume you're asking

So

=

Answer:
8sm, 16sm, 10sm
Step-by-step explanation:
the first side of the triangle: x
the other side of the triangle: 2x
the third side of the triangle: x+2
the perimeter of the triangle: x+2x+x+2=34
4x=32
x=8
2*8=16
8+2=10
Answer:


A=5257.76
Step-by-step explanation:
Or use a calculator online.