Use any method to prove that AABC with coordinates A(-2,1), B(4,3), C(-1,-2) is a
right triangle. Show all your work and explain
your answer on your work paper.
.
THIS QUESTION MUST BE ANSWERED
ON YOUR UNIT 2 TEST WORK PAPER.
4 3
B
N
A
-4 -3 -2
1
23
4 x

4x

Step-by-step explanation:

the one with the least

Step-by-step explanation:

Given

Attached number lines

Required

Express as:

The two points on the number line represent x and c (in no particular) respectively.

Solving (a):

Let:

So:

Solve the expression in the absolute bracket

Remove absolute bracket

So: the expression is;

Solving (b):

Let:

So:

Solve the expression in the absolute bracket

Remove absolute bracket

So: the expression is;