Sharpen Your Skills

Sharpen your Skills

Practising a mathematical skill doesn't need to be tedious... dust off your angle, algebra and adding fractions skills, and put them to good use solving this set of problems!

Almost One 

Age 11 to 14 Challenge Level:
Choose some fractions and add them together. Can you get close to 1?

Triangles in Circles 

Age 11 to 14 Challenge Level:
Can you find triangles on a 9-point circle? Can you work out their angles?

Cyclic Quadrilaterals 

Age 11 to 16 Challenge Level:
Draw some quadrilaterals on a 9-point circle and work out the angles. Is there a theorem?

The Simple Life 

Age 11 to 14 Challenge Level:
The answer is $5x+8y$... What was the question?