Mathematics for IGCSE & O level - Estimation (Section 2 - No. 18)
If calculating the volume of a room and the measurements given are 4.5m, 3.2m and 2.1m. How should you give your answer?
Give the answer to more decimal places
Give the answer to 1 or 2 significant figures
Give the answer to 3 significant figures
Give the answer without any significant figures.
Εξήγηση
The final answer should not be given to a greater degree of accuracy than the values used in the calculation.