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An angle is a measurement of turn. It tells us the amount of turn from one position to another.      www.teachingpacks.co....
If I make a whole  or complete  turn when I am flying, I get back to where I started. If I make a half turn, I go in the o...
ANTI-CLOCKWISE      CLOCKWISE  www.teachingpacks.co.uk Images     ThinkStock  We can turn clockwise  like the hands of a c...
We show angles using two straight lines that join at one end. A curved line shows the turn from one of the lines to the ot...
Angles are measured in degrees, which we show using this symbol A Whole Turn is 360    A Half Turn is 180    This angle is...
Some angles have special names that you need to remember.  Right Angle  90     Straight Line  or straight angle    180    ...
Use a small square to show a right angle.  A quarter turn is called a right angle. It is exactly 90  .  The angles inside ...
We can use a protractor to measure the size of an angle. It can be helpful to make a sensible estimate first. When you are...
We can also use a protractor to draw angles   To draw a 30   angle... 1 Use a sharp pencil and a ruler to draw a straight ...
When a straight line is split into two  or more  angles, the angles always add up to 180  .  130o  50o  130o   50o   180o ...
The angles inside a triangle always add up to 180  .  107o  o  40  o  30  43o  30o 70  40o   70o   70o   180o  60o  30o   ...
The angles inside a quadrilateral always add up to 360  . 73o 90o  90o  o  o  90  107o 30o 150o  90  90o   90o   90o   90o...
Inside a shape, a diagonal line goes from one corner to another.  l  Diagonal lines are set at an angle.  ag on a  Vertica...
Parallel lines are always the same distance apart. They will never meet   Perpendicular lines always cross at right angles...
Angles that are made when lines cross parallel lines have special properties.  b  a d  c  f  e h  w  x  z  y  g  Angles a ...