![Circular Area](/sites/default/files/styles/medium/public/thumbnails/content-id-13758-icon.png?itok=zSX7yaDK)
Area - circles, sectors and segments
![Circular Area](/sites/default/files/styles/medium/public/thumbnails/content-id-13758-icon.png?itok=zSX7yaDK)
![A rational search](/sites/default/files/styles/medium/public/thumbnails/content-id-7808-icon.png?itok=aTKtI-2n)
![Curvy areas](/sites/default/files/styles/medium/public/thumbnails/content-id-6468-icon.png?itok=BhJjQwuY)
problem
Curvy areas
Have a go at creating these images based on circles. What do you notice about the areas of the different sections?
![Partly Circles](/sites/default/files/styles/medium/public/thumbnails/content-id-6323-icon.jpg?itok=w1vPfZnh)
problem
Partly Circles
What is the same and what is different about these circle
questions? What connections can you make?
![Handy Angles](/sites/default/files/styles/medium/public/thumbnails/content-id-6205-icon.png?itok=QuTA1nGe)
problem
Handy Angles
Weekly Problem 39 - 2008
How big is the angle between the hour hand and the minute hand of a clock at twenty to five?
How big is the angle between the hour hand and the minute hand of a clock at twenty to five?
![Efficient packing](/sites/default/files/styles/medium/public/thumbnails/content-id-6157-icon.jpg?itok=GhNjyLHt)
![Gutter](/sites/default/files/styles/medium/public/thumbnails/content-id-5673-icon.jpg?itok=OF1ia8c1)
problem
Gutter
Manufacturers need to minimise the amount of material used to make
their product. What is the best cross-section for a gutter?
![Eyelids](/sites/default/files/styles/medium/public/thumbnails/content-id-4987-icon.jpg?itok=kEGJo9pW)
![Two Shapes & Printer Ink](/sites/default/files/styles/medium/public/thumbnails/content-id-4959-icon.jpg?itok=0mxMjTYE)
![Spokes](/sites/default/files/styles/medium/public/thumbnails/content-id-4894-icon.png?itok=2EdALjOL)
problem
Spokes
Draw three equal line segments in a unit circle to divide the circle into four parts of equal area.