Maths with Lemon

Perpendicular bisectors

What you have to know:

You must know all the basics about cos x, sin x and tan x properties.
(If not, check this lesson)
You must be able to rearrange formulae.
(If not, check this lesson)

Key Points

1. Watch the video:

2. Watch this video for perpendicular lines .

Voronoi diagram – Introduction

What you have to know:

The Pythagorean Theorem.

Key Points

1. Watch the video:

2. Solved problems on Voronoi diagrams. Watch the video.

IB Past Paper Problems

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