Answer:
You can determine if it is a right triangle with the pythagorean theorem
Step-by-step explanation:
Search it up!
Straight to the point: one side has to equal to 90 degrees
To determine this, you can use an equation by subtracting the values in a triangle and if one of the angles is 90 degrees (no matter which one) then it is a right triangle. Remember that the angles must add up to 180 degrees.
Step-by-step explanation: