with the right-angle in the bottom right, makes it easier to visualise which two shapes are similar. Triangles ABC and DEF are similar. Triangle DEF is an enlargement scale factor 2. Line segment ...

Here’s a rule you probably know: that a shape with 4 right angles and 4 equal sides is a square! What’s an angle again? It’s a measure of the amount of turn between two lines! A box in the c ...