Learn about special numbers with BBC Bitesize KS3 Maths. WATCH: What are square and cube numbers? What are square and cube numbers? Find out in this Bitesize maths video for KS3.
How did you learn the mathematical formula for pi? It was likely the way I learned it. I was told to commit the value pi = 3.14 to memory along with the formula to calculate the area of a circle.
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