Surface Area of Rectangular Prism

Finding: Surface Area of Rectangular Prism

- Mr Kim

11cm

8cm

5cm

Rectangular Prism has 6 faces

11cm

8cm

5cm

Rectangular Prism has 6 faces

1

Rectangular Prism has 6 faces

2

Rectangular Prism has 6 faces

3

Rectangular Prism has 6 faces

4

Rectangular Prism has 6 faces

5

Rectangular Prism has 6 faces

6

We must calculate the Area of all 6

Faces

11cm

8cm

5cm

Front Area is

11cm

8cm

5cm

Front Area is

11cm

8cm

5cm

Front Area is

11cm

8cm

5cm

Front: 11 x

Front Area is

11cm

8cm

5cm

Front: 11 x

Front Area is

11cm

8cm

5cm

Front: 11 x 8

11cm

8cm

5cm

Front: 11 x 8 = 88cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²

Back Area is the same as the

Front

11cm

8cm

5cm

Front: 11 x 8 = 88cm²

Back Area is the same as the

Front

11cm

8cm

5cm

Front: 11 x 8 = 88cm²

Back: 88cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²

Back: 88cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²

Back: 88cm²

Right side Area is

11cm

8cm

5cm

Front: 11 x 8 = 88cm²

Back: 88cm²

Right side Area is

11cm

8cm

5cm

Front: 11 x 8 = 88cm²

Back: 88cm²Right side: 8 x

Right side Area is

11cm

8cm

5cm

Front: 11 x 8 = 88cm²

Back: 88cm²Right side: 8 x

Right side Area is

11cm

8cm

5cm

Front: 11 x 8 = 88cm²

Back: 88cm²Right side: 8 x 5

Right side Area is

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side Area is the same as the Right side Area

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side Area is the same as the Right side Area

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²

Top Area is

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²

Top Area is

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²

Top Area is

If it’s 11cm here

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²

Top Area is

It’s 11cm here as well

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²

Top Area is

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²Top: 11 x

Top Area is

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²Top: 11 x

Top Area is

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²Top: 11 x

Top Area is

If it’s 5cm here

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²Top: 11 x

Top Area is

It’s 5cm here as well

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²Top: 11 x

Top Area is

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²Top: 11 x 5

Top Area is

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²Top: 11 x 5 = 55cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²Top: 11 x 5 = 55cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²Top: 11 x 5 = 55cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²Top: 11 x 5 = 55cm²

Bottom Area is the same as the

Top Area

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 =

40cm²Left side: 40cm²Top: 11 x 5 = 55cm²

Bottom Area is the same as the

Top Area

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

Surface Area:

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

Surface Area:

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

Surface Area:88 +

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

Surface Area:88 +

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

Surface Area:88 +

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

Surface Area:88 + 88 +

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

Surface Area:88 + 88 +

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

Surface Area:88 + 88 +

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

Surface Area:88 + 88 + 40 +

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

Surface Area:88 + 88 + 40 +

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

Surface Area:88 + 88 + 40 + 40 +

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

Surface Area:88 + 88 + 40 + 40 +

55 +

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

Surface Area:88 + 88 + 40 + 40 +

55 + 55 =

11cm

8cm

5cm

Front: 11 x 8 = 88cm²Back: 88cm²Right side: 8 x 5 = 40cm²Left side: 40cm²Top: 11 x 5 = 55cm²Bottom: 55cm²

Finally, to calculate the Surface Area, Add all the Areas

Surface Area:88 + 88 + 40 + 40 +

55 + 55 = 366cm²Our Final Answer!