Bk5A Unit7-8 Area of polygons & word problems

A tile in the shape of a parallelogram is shown above. Its height is 24 cm. Its base is 8 cm shorter than its height. What is the area of this tile? (Form expression only)

Mathematical Equivalence

ON

• 8
• 5
• 80
• 320
• 40
• 200
• 160

Jason uses 5 small identical triangular cards to make the trapezium above. What is the area of each triangular card? (Form expression only)

Mathematical Equivalence

ON

• Dissection method
• Filling method
• 12
• 20
• 24

• Dissection method
• Filling method
• 111
• 129
• 240
• 120
• 231
• 222
• 102

• 36
• 72
• 78
• 27
• 54
• 60
• 87
• 114
• 141

A triangular carpet has a base of 8 m and a height of 6 m. Each square metre of the carpet costs $300. What is the cost of the carpet? (Form expression only)

Mathematical Equivalence

ON