Using Algebra to find Perimeter

Which expression could be used to find the perimeter of this triangle?

• 3x

• 3x + 10

• 3(x + 4) + 6

• 2x + 10

Tags

CCSS.6.EE.B.6

What is the value of a if the perimeter of the triangle is 28?

• a = 3

• a = 10

• a = 6

• a = 12.7

Tags

CCSS.8.EE.C.7B

Which expression could be used to find the perimeter of this rectangle?

• 4n + 4

• 2n + 2

• n(n + 2)

• 2n(2n + 4)

Tags

CCSS.HSA.APR.A.1

What is the value of y if the perimeter is 44?

Tags

CCSS.7.EE.B.4A

Which expression could be used to find the perimeter of the polygon?

• 4w - 8

• 2w + 10

• 6w + 3

• 6w + 2

Tags

CCSS.7.EE.A.1

What is the value of x?

Tags

CCSS.8.EE.C.7B

What is the perimeter of the figure?

Tags

CCSS.8.EE.C.7B

What is the value of c if the perimeter is 20?

Tags

CCSS.8.EE.C.7B

What is the value of d if the perimeter is 21?

• d = 10

• d = 6

• d = 4

• d = 2

Tags

CCSS.8.EE.C.7B

What is the value of s if the perimeter is 49?

Tags

CCSS.8.EE.C.7B