Finding Perimeter and Area of Polygons

What is the perimeter of the rectangle?

• 17 in

• 34 in

• 60 in

• 22 in

Tags

CCSS.4.MD.A.3

Find the perimeter of the parallelogram

• 9.55 cm

• 13.55 cm

• 14.5 cm

• 12.6 cm

Tags

CCSS.3.MD.D.8

Find the perimeter of the trapezoid.

• 18.9 in

• 18.62 in

• 22.7 in

• 20.09 in

Tags

CCSS.3.MD.D.8

What is the area of the figure?

• 8.4 m²

• 16.8 m²

• 4.2 m²

• 17.64 m²

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Find the perimeter of the figure:

• 3a + 20

• 4a + 20

• 4a + 4

• 3a + 4

Tags

CCSS.3.MD.D.8

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

Tags

CCSS.3.MD.D.8

Tags

CCSS.7.EE.A.1

Click on the picture to read the question

• A

• B

• C

• D

Tags

CCSS.3.MD.D.8

Tags

CCSS.3.MD.D.8