3.2.2 Warm-Up

• x

• 1

• x²

• 2x

Tags

CCSS.HSA.APR.A.1

• 5

• 6

• 5x

• 6x

Tags

CCSS.7.EE.A.1

What is the area of this tile?

• 1

• x

• x²

• 2x

Tags

CCSS.8.EE.C.7B

What is the length of this tile?

• 1

• x

• x²

• 2x

Tags

CCSS.8.EE.A.2

What is the area of this figure as a sum?

• 64

• x² + 6x + 8

• x² + 14x

• (x + 2)(x + 4)

What is the area of this figure as a product?

• 64

• x² + 6x + 8

• x² + 14x

• (x + 2)(x + 4)

What size area model would I use for this figure?

• 2 x 2

• 2 x 3

• 3 x 3

• 4 x 1

Tags

CCSS.HSA.APR.A.1

What size area model would I use for this expression?

(y + 2)(z + y + 3)

• 2 x 2

• 2 x 3

• 3 x 3

• 4 x 1

Tags

CCSS.HSA.APR.A.1

What size area model would I use for this expression?

(x² + x + y + 4)(y + 3)

• 2 x 2

• 2 x 3

• 3 x 3

• 4 x 2

Tags

CCSS.HSA.APR.A.1

Which expression would use the pictured area model?

• 7x + 3x

• (x + 7)(x + 3)

• (7x)(3x)

• x² + 21

Tags

CCSS.HSA.APR.A.1