Finding Perimeter and Area of Polygons

What is the perimeter of the rectangle?

• 17 in

• 34 in

• 60 in

• 22 in

Find the perimeter of the parallelogram

• 9.55 cm

• 13.55 cm

• 14.5 cm

• 12.6 cm

Find the perimeter of the trapezoid.

• 18.9 in

• 18.62 in

• 22.7 in

• 20.09 in

What is the area of the figure?

• 8.4 m²

• 16.8 m²

• 4.2 m²

• 17.64 m²

Find the perimeter of the figure:

• 3a + 20

• 4a + 20

• 4a + 4

• 3a + 4

How would you put this in y=?

• y1=2x+(4x-2)+2(x+7)

  y2=2.5x+2.5x+2.5x+2.5x

• y1=2x+4x-2+2x+7

  y2=2.5x+2.5x+2.5x+2.5x

• y1=2+(4-2)+2(+7)

  y2=2.5+2.5+2.5+2.5

• y1=2x+(4x-2)+2(x+7)

  y2=2.5x

The side lengths of the triangle and the rectangle are shown in the pictures. The perimeter of the triangle is equal to the perimeter of the square. What is the value of x?

Mathematical Equivalence

ON

Click on the picture to read the question

• A

• B

• C

• D