High School Geometry
Domain Similarity, Right Triangles, and Trigonometry
Cluster Prove theorems involving similarity
Standard Prove theorems about triangles. <span class='clarification'>Theorems include: a line parallel to one side of a triangle divides the other two proportionally, and conversely; the Pythagorean Theorem proved using triangle similarity.</span>

HSG-SRT.B.4

Prove theorems about triangles. Theorems include: a line parallel to one side of a triangle divides the other two proportionally, and conversely; the Pythagorean Theorem proved using triangle similarity.

View all HSG-SRT.B.4 Tasks Download all tasks for this grade

Tasks

Joining two midpoints of sides of a triangle
View Details
Pythagorean Theorem
View Details

Typeset May 4, 2016 at 18:58:52. Licensed by Illustrative Mathematics under a
Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.