Sample Activity

2, 3, 4 5, 12, 13 24, 45, 51 3·5, 12, 12·5
8, 15, 17 20, 21, 29 6, 13, 14 3, 4, 5
0·9, 1·2, 1·5 5, 5¼, 7¼ 20, 48, 52 7, 24, 25

Each cell gives the lengths of the three sides of a triangle. Which triangles are right-angled?

EXIT