Key term for OCR GCSE Mathematics, used in Area.
The result of adding the two parallel sides together and dividing by two, which forms the first part of the trapezium area formula.
Average of parallel sides appears in OCR GCSE Mathematics revision content for Mensuration, especially Area and Trapezium Area.
Create a free account to access OCR GCSE Mathematics revision notes, track progress, and practise related key terms.
