Module 4 OCR Revision Topics pupils need 2.0 / 5 based on 1 rating ? MathematicsGCSEAll boards Created by: AdministratorCreated on: 11-06-09 09:45 Area of a triangle Base multiplied by height. Half the answer. Don't forget units 1 of 6 Area of a Rectangle Length x width 2 of 6 Angles in a Triangle Add up to 180 degrees 3 of 6 Angles around a point Add up to 360 degrees 4 of 6 Opposite angles when 2 straight lines cross These are always equal 5 of 6 Changing percentages into decimals Always divide by 100 73% = 0.73 25% = 0.25 30% = 0.3 7% = 0.07 6 of 6
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