1. Recapping: Writing with algebra
Match the following expressions.

2. Algebraic Expressions from Diagrams
Learning Objective: Identify and collect like terms to simplify algebraic expressions.
The areas of the two shapes are x cm2 and y cm2.
Write an expression for the area of the following shapes. Simplify each expression.
a) b) c) d) e)

3. Algebraic Expressions from Diagrams
Learning Objective: Identify and collect like terms to simplify algebraic expressions.
Write an expression for the area of the following shapes. Simplify each expression.
a) b) c) d)
e) f)

4. Algebraic Expressions from Diagrams
Learning Objective: Identify and collect like terms to simplify algebraic expressions.
Use the three shapes to draw diagrams that have the following areas:
a) 3w + 3t b) w + 2h
c) w + h + t d) 2w - 2t + h