equilateral triangles have all the same angles and measures

A(n) isosceles triangle is a triangle with 2 equal sides and 2 equal angles

a triangle with no equal sides and one 90 degree angle

where all the angles inside a triangle equal 180 degrees

congruency is where 2 shapes are the same size and shape

The orthocenter is the point where all three altitudes of the triangle intersect

The circumcenter is the center of a triangle's circumcircle

the center of mass of a geometric object of uniform density.

the center of the incircle of a triangle or other figure.

Brought to you by Austin Shelton

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Created with images by dlofink - "triangles"