G.G-CO.C.10

Code Standard Coding: 
G.G-CO.C.10
Code Standard standard: 

Prove theorems about triangles. Theorems include: measures of interior angles of a triangle sum to 180°; base angles of isosceles triangles are congruent; the segment joining midpoints of two sides of a triangle is parallel to the third side and half the length; and the medians of a triangle meet at a point.

Code Standard Domain: 
Congruence (G-CO)
Code Standard Cluster: 
G.G-CO.C Prove geometric theorems.
Code Standard Conceptual Category: 
Geometry - G
Code Standard Course: 
Geometry
Is this Mathematics?: 
yes
Is this ELA?: 
no