Respuesta :

Answer:

No

Step-by-step explanation:

If you use the Pythagorean theorem:

sqrt (7^2+18^2)= sqrt 373 and 27^2 does not equal to 373

Answer:

No

Step-by-step explanation:

A right triangle is exactly 90 degrees and 27, 18, and 17 equal less than 90 so it does not equal a right triangle.