To calculate the area of a rectangle you multiply the length by the width. A right-angled triangle is like half a rectangle. So to calculate the area of a triangle, you can work out the area of the ...

NARRATOR: Hello! This song is all about different types of flat shapes. We see an image of a farm, and then shapes appear above it as the narrator mentions them. NARRATOR: If you look carefully you ...

Working out square footage is an absolutely essential skill that crops up in countless real-world situations. Whether you're a student moving into your first flat and need to determine how much ...