So, what's with the biscuits? Oh a triangulator machine! Very cool! Right, there are four different types of triangle. First, here's an isosceles triangle, it has two equal length sides and two equal ...
Triangles and other shapes can be accurately constructed using a protractor, a pair of compasses and a ruler. Make an accurate drawing of a triangle with lengths 4 cm and 6 cm with an angle of 40° in ...