Finding Area Using Arrays

​What is Area?

How can we use our knowledge of arrays and multiplication to help find the area of shapes.​

Multiple Choice

Area is the space inside a 2D shape

• True

• False

Multiple Choice

What is Area?

• The space inside a shape.

• The space outside a shape.

Multiple Choice

The measurement of area is always done in ______ units.

• circle

• tiny

• big

• square

Multiple Choice

The area of this shape is ... square units.

• 9

• 10

• 11

Multiple Choice

What is the Area of the square shape?

• 8 square units

• 4 square units

• 16 square units

Multiple Choice

The space inside an object is called it's

• area
• perimeter
• length
• sides

Build a shape with the foam tiles that has an area of

5 square units.

Partner Check

Build a shape with the foam tiles that has an area of

7 square units.

Partner Check

Build a shape with the foam tiles. Ask your partner to tell you the area of your shape.

Partner Check

Poll

Which Winston look best matches how you feel about today's math topic?

Multiple Choice

What is formula for Area?

• Area = Length + Width

• Area = Length x Width

Multiple Choice

What is the area of this rectangle?

• 20 square inches

• 9 square inches

• 20 inches

• 9 inches

Multiple Choice

What is the area of this shape?

• 8 cm

• 15 cm

• 15 square cm

• 16 cm

Multiple Choice

A rectangle is 4m long and 3m wide. What is the area?

• 7 meters

• 12 square meters

• 7 square meters

• 12 meters

Multiple Choice

What is the area of the rectangle?

• 15 square cm

• 15 cm
• 2 cm

• 8 cm

Multiple Choice

How do you find the area of a rectangle?

• Length + Length + Length + Length
• Length + Width
• Length x Width
• Width x Width

Poll

Which math strategy for finding area do you like best?

• Counting the number of tiles to find the area of a shape.

• Using Multiplication to find the area of a shape.

Poll

Which Winston look best matches how you feel about today's math topic?