Perimeter and Algebra

What is the perimeter of this rectangle?

• 21 units

• 12 units

• 3 units

• None of the above.

Farmer Bob needs to build a fence for his chickens.  He wants to build a fence around is 40 feet long and 20 feet wide.  How many feet of fence does he need to buy? (Hint: top matches the bottom; left matches right!)

• 800 feet

• 120 feet

• 60 feet

Tags

CCSS.4.MD.A.3

What is the perimeter of the rectangle? (Hint: top matches the bottom, left matches the right!)

• 28 sq feet

• 28 feet

• 48 feet

• 48 sq feet

Tags

CCSS.4.MD.A.3

What is the perimeter of this rectangle? 

• 60 in

• 34 cm

• 60 cm

• 34 in

Tags

CCSS.4.MD.A.3

The side lengths of a triangle and a square are shown in the diagram.

The perimeter of the triangle is equal to the perimeter of the square. What is the value of x?

Tags

8.8.C

Determine the perimeter of the rectangle.

• 6xy - 5

• 12xy +21

• 12xy - 5

• 6xy - 21

Tags

CCSS.7.EE.A.1

Which of the following algebraic expressions best represents the perimeter of the given polygon?

• 5x + 13

• 7x + 11

• 6x + 8

• 7x + 12

Tags

CCSS.HSA.APR.A.1

What is the perimeter of the rectangle above?

• 48x - 6

• 24x - 6

• 48x - 12

• 24x - 12

Tags

CCSS.3.MD.D.8

What is the perimeter, in units, of the model?

• 32x + 12 units

• 46x + 25 units

• 50x + 11 units

• 64x +24 units

Tags

CCSS.3.MD.D.8

What is the perimeter expression for these algebra tiles?

• 6x + 2

• 6x + 1

• 5x + 2

• 5x + 1