Maths 0.0 / 5 ? MathematicsEverythingGCSEAll boards Created by: Alfie21Created on: 13-01-18 15:35 Relative Frequency Number of favorable trials/Number of trials 1 of 11 Expected Frequency Number of trials X probability of the event 2 of 11 Probability of an event happening Number of Successful outcomes/total number of possible outcomes 3 of 11 Probability of an event happening (ME) 1 - probability of an event not happening 4 of 11 What is a Surd A square root which can not be written as a whole number 5 of 11 Square root of 12 equals 2 root 3 6 of 11 Circumference Pi X Diameter 7 of 11 Area Pi X Radius squared 8 of 11 Length of an arc of a circle O/360 X PI X D 9 of 11 The area of a sector O/360 X PI X R Squared 10 of 11 Y MX + C 11 of 11
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