Showing 253–264 of 281 results

Interactive Lessons

Pythagoras' Theorem - Finding the Hypotenuse

Students learn how to derive and apply Pythagoras' Theorem to find the hypotenuse of right-angled triangles.  A...

Pythagoras' Theorem - Shorter Sides

Students learn how to calculate a shorter side of a right-angled triangle using Pythagoras' Theorem.  As learni...

Introducing Pythagoras' Theorem

Students discover Pythagoras’ Theorem through construction of Pythagorean triples.  As learning progresses stude...

Sine Rule

Students learn how to derive and apply the Sine rule to find missing angle in triangular shapes.  As learning pr...

Trigonometry - Angles in Right-Angled Triangles

Students learn how to apply Sin, Cos and Tan to find missing angles in right-angled triangles.  As learning prog...

Trigonometry - Area of Triangles

Students learn how to derive and apply the area formulae for non-right-angles.  As learning progresses they are ...

Trigonometrical Graphs

Students learn how to plot and read from trigonometrical graphs between 0 to 360°.  As learning progresses they ...

Volume of a Cone

Students learn how to calculate the volume of a cone using the base area and perpendicular height.  As learning ...

Surface Area of a Cone

Students learn how to calculate the curved surface area of a cone and total surface area of a cone by considerin...

Cylinder Total Surface Area And Volume

Students learn how to calculate the surface area and volume of a cylinder.  As learning progresses students are ...

Volume and Surface Area of Spheres

Students learn how to calculate the volume and surface area of spheres using the formulae.  As learning progress...

Total Surface Area of Prisms

Students learn how to calculate the surface area of spheres firstly by considering the net of a cuboid and later...