Answer :
15.7 cm
Is it a right triangle?
If so we can use Pythagorean Therom:
a^2+b^2=c^2
Solve for c by plugging in a and b
You get c≈6.529931
Perimeter is the sun of all of the sides so just add em together:
6.5+5+4.2= 15.7 cm
Is it a right triangle?
If so we can use Pythagorean Therom:
a^2+b^2=c^2
Solve for c by plugging in a and b
You get c≈6.529931
Perimeter is the sun of all of the sides so just add em together:
6.5+5+4.2= 15.7 cm