Angle Theorem 6

Theorem

Below is an interactive version of the diagram. Drag the points to see how the diagram responds.

Main Angle Theorems page.

When you think that the angle theorems are understood head for an Angle Activity.

Featured Activity

Nine Digits

Nine Digits

Arrange the given digits one to nine to make three numbers such that two of them add up to the third. This is a great puzzle for practicing standard pen and paper methods of three digit number addition and subtraction.

This is a Shine+Write visual aid designed to be projected onto a whiteboard for whole class exposition.

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Quartiles

Quartiles

Practise processing the sets of numbers to find the lower and upper quartiles. So far this activity has been accessed 102 times and 75 Transum Trophies have been awarded for completing it.

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