Respuesta :
It can be proven that a triangle is a right angle by B. Use the slope formula to see if any sides are perpendicular.
A right angle triangle simply means a triangle that has one of its sides as 90°. while the remaining 2 angles will be 90° making a total of 180°.
In this case, it should be noted that it can be proven that a triangle is a right angle by using the slope formula to see if any sides are perpendicular.
Learn more about triangles on:
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