shape & space : angles
 

around a point

complementary

alternate

 

 

 

The parts of angles and how angles are named

 

angles12

 

The names of angles

 

angle types

 

back to top

 

Angles around a point add up to 360 degrees.

 

angles#3

 

back to top

 

Angles in a straight line add up to 180 degrees (Supplementary angles)

 

angles#5

 

back to top

 

Vertically opposite angles are equal

 

angles#4

 

back to top

 

Complementary angles add up to 90 degrees.

 

angles#8

 

back to top

 

Alternate angles are equal

 

angles#1  

angles#1b

 

back to top

 

Corresponding angles

 

angles2a  

angles#2b

 

back to top

 

The angles in a triangle add up to 180 degrees.

 

angles#7

 

back to top

 

The angles in a quadrilateral add up to 360 degrees.

 

angles#6

 

back to top

 

The angles in polygons

 

angles#9

 

back to top

 

Contact GCSE Maths Tutor here - info@gcsemathstutor.com

 

Google

A FREE resource

    mechanics

    matter

    nuclear phys.

    quantum mechs.

    electricity

    thermal phys.

    waves

    optics

    fields