Perimeter and Area of Polygon in Algebraic Expressions

The given hexagon has all congruent sides. What expression may represent its perimeter?

• 12x + 3

• (2x + 3)(2x + 3)

• 12x + 18

• 8x + 9

What expression may be used to model the area of the given rectangle?

• (4x + 5) + (6x - 2)

• 2(4x + 5) + 2(6x - 2)

• (4x - 2)(6x + 5)

• (6x - 2)(4x + 5)

Write the expression for the perimeter of the given rectangle. Choose the best answer.

• 6x + 5

• 12x + 10

• 8x + 6

• 16x + 12

The perimeter of the given trapezoid is represented by 3x + 50. Which of the following expressions may be used to represent to missing side?

• 3x + 11

• 3x + 61

• 3x - 11

• 3x + 144

A side of a square is represented by 2c³. If the sides were to triple, then which of the following algebraic expressions may be used to represent the perimeter of the new square?

• 6c³

• 6c⁹

• 10c³

• 24c³

A rectangle has a dimension that is represented by 3(x + 5) and another dimension that is 2(3x - 5). Which of the following algebraic expressions may be used to capture the perimeter of this rectangle?

• 18x

• 18x + 10

• 9x + 5

• 16x - 10

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

• 3x + 24

• 2x + 10

• 3x + 10

• 3x + 2

Find the perimeter of the rectangle.

• 3x + 7

• 6x + 14

• 18x + 6

• 18x + 6

Find the perimeter of the rectangle

• 2x - 2 

• 6x - 15 

• 4x - 4 

• 6x - 15

Find the perimeter of the rectangle.

• 16x + 20

• 8x + 10

• 80x

• 18x