Area and Perimeter of Expressions

Which expression represents the perimeter?

• 3x + 3

• 4x + 3

• 4x + 6

• 6x + 6

Which expression represents the area of the rectangle?

• 2x² + 3x

• 2x² + 3

• 3x + 3

• 4x² + 9

Which expression represents the area?

• 6x + 3

• 8x + 12

• 8x² + 12

• 8x + 3

Which expression represents the perimeter?

• 14 + 2x

• 4x + 6

• 2x + 7

• 14 + 4x

What is the perimeter of the figure?

• 6x + 11

• 4x + 2x + 8 + 3

• 12x + 22

• 8x + 24

Find the area of the rectangle.

2(​ x ) + 2(​ (a)   )

​ (b)   + ​ (c)   - ​ (d)  

​ (e)  

• 9x - 2

• 2x

• 18x

• 4

• 20x - 4

• 9x + 2

• 2 + x

• 11x

• 0

• 20x + 4

Answer explanation

To find the area of the rectangle, we use the formula for area, which is length times width. The expression simplifies to 9x - 2, which is one of the correct choices.

What is the perimeter of this figure?

• 10x + 7

• 5x + 7

• 10x + 6

• 10x + 14

Find the area of the rectangle.

Mathematical Equivalence

ON

Find the perimeter:

• 6w + 8

• 3w + 4

• 7w

• 3w + 4

Which expression represents the perimeter of the triangle?

• 8xy + 3

• 5x + y + 3

• 5x + 4y + 3

• 6x + 3y + 3