Understanding Area and Perimeter with Algebra Tiles

What is the area of a unit tile?

• 1

• X

• X squared

• 0

How is the perimeter of an X tile calculated?

• 2X + 2

• 1 + X

• 4X

• X + X + 1 + 1

What is the perimeter of a shape made of three unit tiles?

• 12

• 8

• 6

• 3

How do you find the area of a shape with 1 X tile and 2 unit tiles?

• X squared + 2

• X + 2

• 3X

• 2X + 1

What is the perimeter formula for a shape with 2 X tiles and 6 unit lengths?

• 2X + 6

• 8X

• X + 6

• 6X + 2

What is the perimeter of a shape with 4 X's and 4 ones?

• 4X

• 4X + 4

• 8X

• 8

For a complex shape with 1 X squared tile, 1 X tile, and 1 unit tile, what is the perimeter?

• 3X + 3

• 5X

• 2X + 6

• 4X + 4

What is the area of a shape with 2 X tiles and 1 unit tile?

• 2X + 1

• X + 1

• 2X squared

• 3X

How is the perimeter of a shape with an X tile partially covered calculated?

• X + 3

• 2X - 4

• 2X + 4

• X squared + 4

For a shape with 1 X squared tile, 2 X tiles, and 2 unit tiles, what is the area?

• 2X squared + 2

• X squared + 4

• 3X + 2

• 1 X squared + 2X + 2