Perimeter

Rectangle

Perimeter

Parallelogram

Perimeter

Rhombus

Perimeter Equilateral Triangle

d1

d2

a

b

h

c

a

b

c

h

Perimeter =2(base+side)

Perimeter= 4(side)

Perimeter= 2(base+height)

Perimeter= 4(side)

P= base1 +base2+side1+side2

Perimeter= a + b + c

Perimeter= 3(side)

s

s

s

Circle

Parallelogram

Rectangle

Rhombus

Sector Arc

Trapezoid

Triangle

Equilateral Triangle

Square

Circumference = 2πradius

The perimeter of a circle is called circumference

Perimeter

Square

Circumference Circle

The perimeter of a plane shape is the total distance around the plane shape. The formulas for finding the perimeter of common plane shapes are found below along with video tutorials that work example perimeter problems.