It is a right triangle or right-angled triangle. The right-angle is 90 degrees.
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A triangle with a 90° angle is called a "right triangle."
Yes. That is why it is called a right angle triangle!Yes. That is why it is called a right angle triangle!Yes. That is why it is called a right angle triangle!Yes. That is why it is called a right angle triangle!
A right angle triangle
It is called a right angle triangle.
A Right Triangle