Lines and angles
What is an angle?
Discover the different types of angles and how to make sure you get the biggest slice of pizza.
Horizontal and vertical lines
Learn how to identify different types of lines, including vertical, horizontal, parallel and perpendicular.
What are parallel and perpendicular lines?
Discover the difference between parallel and perpendicular lines.
Measuring angles
Find out how to measure angles up to 180 degrees using a protractor.
Compare and order angles
Learn how to compare the types of angle.
Drawing angles
Learn how to draw angles up to 180 degrees using a protractor.
Calculating angles
Learn how to solve problems about angles made between straight lines.
Angles in polygons
Learn how to use a formula to find out the internal angles within a polygon.
Angles in triangles
Learn how to calculate angles in triangles.
Calculating angles around a point
Learn how to identify and measure angles.
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