45 degree angle: Construction, defination & Symbol
Use a Protractor to Draw an Acute Angle, a Right Angle, and an Obtuse Angle. - Mathematics
Constructing Triangles - GCSE Maths - Steps & Examples
06 Draw angle - Math with Word
Construction of Angles Using Protractor and Compass (Examples)
Draw an Obtuse Angle
How to Use a Protractor Protractor, Angle measuring tool
Use a Protractor to Draw an Acute Angle, a Right Angle, and an Obtuse Angle. - Mathematics
Construction of Some Standard Angles (30°, 45°, 60°, 90°, 120° and 135°) - Steps and Examples