nathan and justins circles
TRANSCRIPT
Why does the circle area formula work?
By Nathan Wright and Justin Dreyer
Friday 6th march
Problem
• Why does the circle area formula work ?
• How do you measure the area of a circle?
Process
• First we coloured half the circle • Then we cut the circles • Then we placed the cut up circle in a rectangle
shape• Then we learnt how to measure the area.
Challenge
• We found it hard to understand the explanation
• We also found out it was hard to make the right shape
Solution
Circle cut and glued in to a rectangle shape
Thank you for watching