YouTube on MSNOpinion

Using parallel lines to find the measure of angles

👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be ...
YouTube on MSNOpinion

Using consecutive angles to find the missing measure of an angle

👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be ...
BBC

Drawing and measuring angles

A protractor is used to draw and measure angles. An angle is the amount of turn between two lines. Angles are measured in degrees with the symbol °. Angles can be labelled with 3 letters (eg DEF) to ...
BBC

Module 5 (M5) – Geometry and measures - Angles in polygons

Before reading this guide, it may be helpful to read the guides from Module 1 on the properties of angles and the properties of 2D shapes. The sum of the angles inside any polygon can be found by ...