Edexcel GCSE Design and Technology · 1DT0
Specification 3.5.2 · Paper 1
Revise: Sizes and MeasurementsThe B series offers sizes larger than the corresponding A-series format. This can provide useful extra space when an A-series sheet is too small. For example, B4 measures 353 × 250 mm, compared with A4 at 297 × 210 mm.