Word problems
- In Japan, farmers have developed watermelons that are shaped like cubes and therefore fit better in refrigerators. What is the volume of a cubic watermelon whose edge length is 15 centimetres?
- How many of the watermelons could you fit in a fridge that has a volume of 10 000 centimetres cubed?
- The farmer had to build a fence for his paddock. The paddock had a width of twenty metres and a length of ten metres. How many metres of fence does the farmer need in total?
- Mrs Dodd is building a dog house for her puppies. The dog house needs to have an area of eight squared metres. What are some of the possible lengths and widths that the house can to be?
- Mrs Roberts is marking out the faction bays for the faction carnival. Each bay needs to have an area of twenty squared metres. What is the dimensions of each bay?
Volume
Finding volume of composite shapes
Area
WILF
We are looking to see if you are using the correct units.
We are looking to see if you use the correct formula for area and show working out.
Engaging the brain
We are looking to see if you are using the correct units.
We are looking to see if you use the correct formula for area and show working out.
Engaging the brain
Stretching the brain
With your shoulder partner in your maths book create your own square. Give it to your partner to solve. Make sure you know the answer before you switch shapes.
With your shoulder partner in your maths book create your own square. Give it to your partner to solve. Make sure you know the answer before you switch shapes.
Perimeter
Firing up the brain.
House keeping: Create a keynote presentation with the title Area, Perimeter and Volume and your name. We will be using this during this unit. Make sure you are keeping it updated and don't forget to BACK UP your work in Google drive or on a USB.
Perimeter Rotation
WILF
We are looking to see if you are using the correct units.
We are looking to see if you use the correct formula for perimeter and show working out.
Perimeter Dice
You will need:
- Your shoulder partner.
- Your Macbook.
- 2 pieces of graph paper.
- 2 colour pencils
- dice
The Rules:
Take a photo of your finished game board and insert it into your keynote presentation. You need to include who won and why.
For example Mrs Roberts won because she had 4 rectangles that added up to a total of 20 cm while I had 4 rectangles but they only added up to 16 cm.
Challenge:
Build a deep sea diver.
The characters body parts have to have the following perimeters
Fact Face Off:
You will need
Go For Broke
You will need
We are looking to see if you are using the correct units.
We are looking to see if you use the correct formula for perimeter and show working out.
Perimeter Dice
You will need:
- Your shoulder partner.
- Your Macbook.
- 2 pieces of graph paper.
- 2 colour pencils
- dice
The Rules:
- Player one rolls the two dice.
- Create a rectangle on the graph paper using the two numbers on the dice to get the width and length.
- In the middle of your rectangle write the perimeter of the shape.
- Player two rolls the two dice.
- Create a rectangle on the graph paper using the two numbers on the dice to get the length and height.
- In the middle of your rectangle write the perimeter of the shape.
- Keep going until there is no room left on your graph paper.
Take a photo of your finished game board and insert it into your keynote presentation. You need to include who won and why.
For example Mrs Roberts won because she had 4 rectangles that added up to a total of 20 cm while I had 4 rectangles but they only added up to 16 cm.
Challenge:
Build a deep sea diver.
- You'll need:
- scissors
- pencil
- colour pencils
- glue
- colour card
The characters body parts have to have the following perimeters
- head = 20 cm.
- body = 40 cm
- legs = 15 cm .
- arms = 10 cm
- feet = 5 cm
- hands = 5 cm
Fact Face Off:
You will need
- Your Macbook
- Maths book
- Pencil
- Eraser
- Pack of cards
Go For Broke
You will need
- Your Macbook
- Maths book
- Pencil
- Eraser
- Dice
Volume
Activity
You will need:
-Your shoulder partner.
- Measuring tape.
- Ruler
- Macbook.
- Maths book.
Outside there are 30 different boxes. You need to measure and find the area, perimeter and volume of each 10 boxes. Take a photo of your boxes and insert and label them in your keynote presentation.
WILF
I am looking to make sure your are using the correct units. mm, cm, km, squared or cubed.
I am looking to see if you are measuring correctly.
I am looking to see if you are using the correct formulas for area, perimeter and formula.
-Your shoulder partner.
- Measuring tape.
- Ruler
- Macbook.
- Maths book.
Outside there are 30 different boxes. You need to measure and find the area, perimeter and volume of each 10 boxes. Take a photo of your boxes and insert and label them in your keynote presentation.
WILF
I am looking to make sure your are using the correct units. mm, cm, km, squared or cubed.
I am looking to see if you are measuring correctly.
I am looking to see if you are using the correct formulas for area, perimeter and formula.