I'm talking about trigonometry, of course: that bastion of angles and triangles that is essential to calculating velocity, momentum, and much more.

Jake Scott, also known as 2 Pi, is a math teacher at Montgomery Blair High School who engages his students by rapping about triangles and theorems. (Astrid Riecken/For The Washington Post) ...

Objectives Big Idea to build on students' knowledge of triangle and develop students' reasoning with properties of different classes of triangles to develop students' language related to different ...

There are four different triangles with different properties. A scalene triangle has 3 sides of different lengths and 3 unequal angles. An isosceles triangle has 2 sides of equal length.

There are lots of different types of polygon. Find out about quadrilaterals, triangles, polygons and circles in this KS2 Maths guide from BBC Bitesize.

Big Idea – We can describe, measure, and compare spatial relationships. to build on students' knowledge of triangle and develop students' reasoning with properties of different classes of triangles to ...