The Triangle an...

A triangle whose........... angle(s) is $$\displaystyle { 90 }^{ o }$$ is called a right angled triangle.

What is the name of the closed figure with four sides?

Define Pythagoras theorem.

In Pythagoras theorem  the right angled triangle is also called a

For given figure, the formula for Pythagoras theorem is:

If all the angles of a triangle measure less than $$\displaystyle { 90 }^{ o }$$, then such a triangle is called ........

How do you know the triangle is right angled?

Which angle of a triangle is a right angle? 

__________ triangle has two sides of equal length.

A ______ triangle has no congruent sides.