#### Using Directed Numbers for Division and Multiplication

If you face the bike towards your friend’s house, that’s ... Read More

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If you face the bike towards your friend’s house, that’s ... Read More

Two triangles are said to be congruent if they are ... Read More

Two triangles are said to be congruent if they are ... Read More

Knowing the difference between an angle of depression and an ... Read More

What we’re going to do now is to look at ... Read More

Each of these numbers — 4,9,16,29,36,49,64,81,100, are often referred to ... Read More

In this lesson, we’re going to expand expressions involving surds. ... Read More

In this lesson, we’re going to look at A to ... Read More

Now let me show you the most common mistake students ... Read More

How would you simplify this, x squared plus x over ... Read More

Let’s start by graphing y equals x squared. We’ll use ... Read More

Prisms, on the other hand, have a third dimension. For ... Read More