Perimeter and Square Units Unknown Number

What does 'Perimeter' mean in geometry?

• The volume of a shape

• The distance around a shape

• The number of sides of a shape

• The area of a shape

How is perimeter measured?

• In units of weight

• In units of length

• In cubic units

• In square units

What is the perimeter of a rectangle with sides 5m and 10m?

• 40m

• 15m

• 20m

• 30m

Tags

CCSS.4.MD.A.3

How do you find the perimeter of a regular polygon?

• By adding the area of all sides

• By multiplying one side by the number of sides

• By dividing the total area by the number of sides

• By subtracting the shortest side from the longest side

Tags

CCSS.3.MD.D.8

What is the perimeter of a triangle with sides 3cm, 4cm, and 5cm?

• 9cm

• 15cm

• 20cm

• 12cm

Tags

CCSS.3.MD.D.8

Why are units important when talking about perimeter?

• They indicate the shape's area

• They determine the shape's volume

• They specify the length's measurement

• They are not important

What does perimeter represent for a 2-dimensional shape?

• The distance around the shape

• The number of vertices

• The total volume

• The total area

How can the perimeter of a shape with curves be described?

• Always equal to the area

• Not possible to find

• Tricky to find

• Easy to find

What is a key strategy when you don't have all the information to solve a perimeter problem?

• Ignoring the missing information

• Using known lengths to find unknown lengths

• Guessing the missing lengths

• Multiplying all known lengths

Tags

CCSS.3.MD.D.8

What is the perimeter of a 6-sided polygon with all sides measuring 4 cm?

• 24 cm

• 30 cm

• 20 cm

• 10 cm

Tags

CCSS.3.MD.D.8