The word "right" is of Germanic origin and is related to the Latin rectus, from an Indo-European root denoting movement in a straight line. "Rectangle" has the same derivation.
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!
Because a right angle is a right angle.
A right angle triangle
It is called a right angle triangle.
This is called a right angle.
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!
Because a right angle is a right angle.
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A right angle triangle
A 90-degree angle is a right angle.
It is called a right angle triangle.
In a right angle triangle, the line across from the riht angle is called the hypotenuse.
right angle
A right angle
This is called a right angle.
Straight angle
A square corner is a 90° angle which is called a "Right angle".