Results

Video 1: Area of a rectangle
Video 2: Examples pertaining to areas of rectangles

Video 1: Area of a triangle
Video 2: Examples pertaining to the area of triangles
Video 3: Common mistakes made when calculating the area of a triangle
Note: Click on the 'back button' to return to the VLE after watching each video

Use the dynamic worksheet to practice simplifying expressions with fractional exponents, rewriting them as radicals.

In this section, you will:

• Evaluate square roots.
• Use the product rule to simplify square roots.
• Use the quotient rule to simplify square roots.
• Add and subtract square roots.
• Rationalize denominators.
• Use rational roots.

Exercises requiring expressions to be re-written in 'Simple Radical Form'.

This 32 minute long YouTube video investigates the water contamination problems in Tanzania, with specific focus on Dar Es Salaam. 

This 11 minute long YouTube video describes the various causes and types of water pollutants.

This YouTube video investigates what water pollution is and some examples and effects of water pollution.