Perimeter, Area, and volume

Perimeter, Area, and volume

Monday, 16 November 2020

My today's goals

• I can find perimeter of any 2D-shapes

• I can find area of any 2D-shapes

Open Ended

How do you define "perimeter"?

Perimeter

Perimeter is the distance around the outside of a 2D shape. To calculate the perimeter, add the lengths of all its sides.

Multiple Choice

Find the perimeter of the triangle.

• 8 cm

• 11 cm

• 13 cm

Multiple Choice

Find perimeter of the shape.

• 28 cm

• 26 cm

• 24 cm

• 22 cm

Open Ended

Which of these shapes would have the shortest perimeter? Explain.

Poll

Do you remember all of this formulas?

• Yes. All of them

• Only one of them

• Only two of them

• I did not remember anything

Open Ended

Read. Paraphrase.

Area of paralellogram

Multiple Choice

Find the area. (in

 $cm^2$  )

• 50

• 25

• 100

• 30

AREA OF TRAPEZIUM

Multiple Choice

Find the area of the trapezium.(in

 $cm^2$  )

• 8

• 16

• 18

• 12

Open Ended

Find the area.

Open Ended

Now explain what you have learned.

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