Triangle B is an enlargement of triangle A by a scale factor of 2. Each length in triangle B is twice as long as in triangle A. The two triangles are similar. Example 1 State whether the two ...

Sketch 1 is intended to help the students attend to the similarities and differences between the three triangles. While initially very similar looking, these triangles behave very differently under ...

Everyone learns the number one rule about triangles in high school: the angles of a triangle add up to 180 degrees. But did you know that sometimes they don't? Triangles are much more interesting ...

A lot of geometry in school focuses on proofs and theorems, while the SAT is mostly centered on multiple-choice circle and triangle problems.

Discusses the properties and types of triangles, explaining that a triangle is a closed figure with three sides and angles. It categorizes triangles into equilateral, isosceles, scalene, obtuse ...