Two congruent angles are simply pairs of angles with equal measures. You can find congruent angles examples in hundreds of everyday objects.

Right, there are four different types of triangle. First, here's an isosceles triangle, it has two equal length sides and two equal angles. Oh! Very clever! Now we have an equilateral triangle.

To illustrate the Pythagorean Theorem, makers of geometric models have long made models with pieces that could be arranged either as a square with a side equal to the length of the hypotenuse of a ...

Then angles 𝑎, 𝑏 and 𝑐 must equal 180 as well. This proves that the angles of a triangle must add up to 180 degrees. Add the known angles. Form an equation equal to 360˚. Subtract the ...