Use trigonometric ratios and Pythagoras' theorem in two and three dimensions
Use trigonometric ratios and Pythagoras' theorem in two and three dimensions
1. | Triangle Tangle - Determine the size of an angle in a triangle given an algebraic expression for the relationship between the 3 angles | |
2. | Uncovering the Plot - move objects to given coordinates, side length of triangle | |
3. | Size Matters - move objects to given coordinates, calculate side length of triangle formed | |
4. | Degrees of Time - angle in turn made by hours hand between 2 and 6 o'clock | |
5. | Top Of The Tower Triangle - calculate size of angles in isosceles triangle, angle sum of a triangle | |
6. | Ancient Angles - calculate size of base angles in isosceles triangle, angle sum of a triangle | |
7. | ABCs 2 - angle sum of quadrilateral, degrees in revolution | |
8. | ABCs 1 - triangle geometry, equal angles opposite equal sides | |
9. | Tricky Triangles 4 - calculate reflex angle of equilateral triangle | |
10. | Tricky Triangles 3 - calculate size of angles in isosceles triangle, angle sum of a triangle, reflex angles | |
11. | Tricky Triangles 2 - calculate size of angles in isosceles triangle, angle sum of a triangle | |
12. | Tricky Triangles 1 - calculate size of angles in isosceles triangle, angle sum of a triangle | |
13. | Shape Up! 7 - equilateral triangle, angle sum of triangle | |
14. | Shape Up! 4 - calculate size of angles in isosceles triangle, angle sum of a triangle | |
15. | Shape Up! 1 - exterior angles of a triangle |