Homework Check: Quadratic Area Problems

#2) The area of a playground is 504 square yards.  The length of the playground is (x +8) and the width is (x – 2).  Find the length and width.

• 20
• -26 and 20
• 18 and 28
• 14 and 36

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.1

#4) A movie screen has an area of 143 square feet.  The length of the screen is 2 feet more than the width.  What is the length of the screen?

• 10
• 11
• 12
• 13

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

CCSS.HSA.REI.B.4

A rectangle has an area of 24 square units. The width is 5 units less than the length. What is the length, in units, of the rectangle? 

• 6
• 8
• 3
• 19

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

CCSS.HSA.REI.C.6

The product of two consecutive positive numbers is 132.  Find the numbers.

• 11, 12
• -11, -12
• -11, 12
• 11, -12

Tags

CCSS.HSA-REI.B.4B

 A movie screen has an area of 143 square feet.  The length of the screen is 2 feet more than the width.  What is the length of the screen?

• 10
• 11
• 12
• 13

Billy is 10 years older than his little brother and the product of their ages is 56.  How old is Billy?

• 28
• 4
• 14
• 8

Solve x²+2x=24 for x.

• x=-4 or x=6
• x=4 or x=-6
• x=0 or x=-2
• x=11 or x=-11

Tags

CCSS.HSA-REI.B.4B

What are the roots for the following equation?
f(x)=x²+x-6

• x=2 and x=-3
• x=-2 and x=3
• x=-6 and x=1
• x=6 and x=-1

Tags

CCSS.HSA-REI.B.4B