Area Algebra

Given the following area formula for a rectangular garden, A(w) = w(26-w). What is the largest possible area?

• 676

• 2704

• 52

• 169

Perimeter of a rectangle patio is 84 feet. What is the formula for area in terms of w?

• A(w) = w(84 - w)

• A(w) = w(42- w)

• A(w) = w (w - 42)

• A(w) = w(w- 84)

Perimeter of a rectangle patio is 84 feet. What is the largest possible area?

• 1764

• 7056

• 441

• A

• B

• C

Tags

CCSS.8.EE.C.7B

• A

• B

• C

• D

Answer explanation

$12x^5=4x^2\ \cdot\ w$

Tags

CCSS.8.EE.C.7B

• A

• B

• C

• D

Answer explanation

A = LW

A =(18x¹²)(3x²)

Tags

CCSS.HSA.APR.A.1

• A

• B

• C

• D

Answer explanation

5 less than twice width

tricky turn around

Tags

CCSS.HSA.CED.A.3

• A

• B

• C

• A

• B

• C

• D

Answer explanation

10 less than twice the width

tricky turn around

Tags

CCSS.HSA.CED.A.3

• A

• B

• C

• D

Tags

CCSS.8.EE.C.7B