12.3: Perimeter and Area of parallelograms

1) Lesson Objectives:

You should be able to

• use the perimeter and area of parallelogram formula to solve questions.

• find sides using the formula.

• find angles using the formula.

Terminologies

• Parallelogram

• Perimeter

• Area

A: Perimeter of parallelogram

B: Base and height of parallelogram

C: Area of Parallelogram

Read and try to understand Textbook 1B explanations and worked examples: pg 151 to 157.

Refer to TB pg 153 under Investigation on how to derive the formula for Area of parallelogram.