Respuesta :
Answer:
yes
Step-by-step explanation:
Using the converse of Pythagoras' identity.
If the longest side squared is equal to the sum of the other 2 sides squared then the triangle is right.
longest side = 7.5, thus
7.5² = 56.25
2.1² + 7.2² = 4.41 + 51.84 = 56.25
Thus the triangle formed is right.