Find Perimeter Writing Expressions

The perimeter of a square with length x is given as

• 2x

• 4x

• x²

• x³

What are the ways to write the perimeter of the rectangle shown?

• (x+10)+(2x)+(x+10)+(2x)

• 2(x+10)+2(2x)

• 6x+20

Which expressions are equivalent to finding the perimeter of the rectangle shown?

• (5x+2)+(3x)+(5x+2)+(3x)

• 16x+4

• 2(5x+2)+2(3x)

• 20x

Which expressions would be equivalent to perimeter of the shape attached?

Which of the following expressions are equivalent to the perimeter of the shape attached?

• 10+10+4+4+4+4+4+4+4+4+4+4

• 20+40

• 60

• 10+20+10+20

Which of the following are equivalent expressions for the perimeter of the attached rectangle?

• None of the above

Which of the following are equivalent expressions of perimeter for the shape attached?

The lengths of two adjacent sides of rectangle are 2x + 3 and x -7, and its perimeter is 40. Which answer choice shows an equation that can be used to find the perimeter of the rectangle?

• 2x + 3 = x - 7

• (2x + 3) + (x - 7) = 40

• 2(x + 3 - 7) = 40

• 2(2x +3) + 2(x - 7) = 40

Write the expression for the perimeter of the rectangle

• 6x - 6

• 4x + 10

• 8x - 8

• 3x - 3

Which expression represents the perimeter of the triangle?

• 8xy + 3

• 5x + y + 3

• 5x + 4y + 3

• 6x + 3y + 3