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.

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Nim

Nim

A very old game but one which involves mathematical based strategies. Take turns with the computer to remove items from the piles. You can remove as many items from the same row as you like. Whoever removes the last item is the winner.

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Estimating Angles

Estimating Angles

Estimate the size of the given acute angles in degrees. So far this activity has been accessed 10853 times and 1306 people have earned a Transum Trophy for completing it.

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