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LPA Maths Y9 T5 Low

Probability The chance of something happening
Even chance 50% probability; as likely to happen as not to happen
Certain A probability of 1; definitely going to happen
Impossible A probability of 0; never going to happen
Inequality Shows whether something is greater or less than something else
Acute An angle smaller than 90 degrees
Obtuse An angle larger than 90 degrees
Reflex An angle greater than 180 degrees
Perpendicular At right angles
Right angle 90 degrees
Circumference The perimeter of a circle
Congruent Identical
Radius A line from the centre to the edge of a circle
Created by: Jgilbertlpa