Respuesta :
If the triangle were right-angled then the other 2 sides would be of length 30 / sqrt2 = 21.213 inches.
But it is acute angled so they will be a bit longer than this
they could be say 21.215 inches
So the required perimeter = 30 + 2*21.215 = 72.43 inches to nearest hundredth
But it is acute angled so they will be a bit longer than this
they could be say 21.215 inches
So the required perimeter = 30 + 2*21.215 = 72.43 inches to nearest hundredth