Perimeter Using Polynomials

Find the perimeter of the triangle.

• 4x - 2

• 2x - 2

• 4x + 8

• 2x + 8

What is the perimeter of the backyard?

^{The perimeter of the
 triangle is 10x+20. Find the length of the missing side}

• 6x+10

• 15x+30

• 5x+10

• 5x-10

Sara is making a triangle-shaped pennant for her friend. Two sides measure 3x+5 inches and the last side is 2x+1 inches. Help Sara find the perimeter of the pennant.

What is the perimeter of the rectangle?

• x²+8x-5

• 2x²+16x-10

• 2x²+10x-8

• 6x-2

Find the perimeter of a rectangle with length (x-5) and width (3x+1).

• 8x-8

• 4x-4

• 8x+8

• 4x+12

What is the missing length of the kitchen?

• 2x+17

• 4x+17

• 3x²+60

• 3x²+17

Find the perimeter of the triangle

What is the perimeter of this parallelogram?

• 9x

• 5x + 4

• 10x + 8

• 6x²-9x -45

Choose the correct answer below.