Respuesta :

Answer:

yes,it will be because. 12^2+16^2=20^2

144+256=400so,that it prove the two side of a sum is equal to opposite side.so,the the firm be a right angle.

Answer:

Yes, it is a right triangle

Step-by-step explanation:

12^2+16^2=20^2   if a right triangle

144+256=400