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How can we tell if a triangle is a right triangle?



Answers;


It has all acute angles.



It has all right angles.


It has one right angle.



It has one obtuse angle.


Sagot :

Answer:

Any triangle has three sides, three angles, and three angles that equal 180 degrees. A right triangle is a triangle that has one right angle, an angle that is 90 degrees.

Step-by-step explanation: