20110718: Algebra - 16-Square pieces Expansion Puzzle

The following have submitted the solutions to the puzzle:

1. Ming Yi & Dexter [1st group to complete]
2. Joshua & Eugene [2nd group to complete]
3. Mervin & Akhila [3rd group to complete]
4. Ryan Sio & Max
5. Siddhart & Leighton
6. Matthew & Kashyap
7. Ben & Jia En
8. Ryan Yeo & Darryl
9. Daniel & Devanshi

The original copy will be returned to you.
One of you will keep the original copy in your file, the other will keep the photocopied of your work in the file. 
Note: Up to 2011, 19 July - Received from #1 to #9

Algebra: Demonstrating Expansion with Area of Rectangles/Squares

Task

Each of you has been assigned the question on the "Square paper".

You are going to explain how to evaluate the expression using the area of rectangles.

• Fold the paper and draw lines to illustrate how the expression is represented on the square paper.
• Label the lengths of each side of the square clearly.
• Shade the area of the section that the expression represents.
• Find the area of each section on the paper clearly.
• Write down, clearly, at the back of the paper, steps on how you find the area of the section that represents the expression

Submitting your work

• Take a photo of your work and post it in this Maths blog
• Title of Post: Expansion - Explanation with Area of Square (Question no.)
• Label: Algebra, Rectangle
• Deadline: 14 July 2011 (Wednesday) 2359h

Q1: Darryl*, Christabel, Daniel
Q2: Dawn*, Ryan Sio, Ryan Yeo
Q3: Devanshi, Mervin
Q4: Leighton, Kashyap, Ming Yi, Cowan
Q5: Amelia, Akhaila, Ben, Siddharth
Q6: Jia En, Max, Eugene, Matthew
Q7: Joshua, Dexter, Luke

Expansion - Explanation with Area of Square (Question 7)