Units of Measurement
What is the best unit of measure (mm, cm, m, km) to measure the length of your shoe?
Centimetres (cm)
What is perimeter?
The total length around the outside of a 2D shape.
What is area?
The amount of space a 2D shape takes up (the space inside of a 2D shape).
Kyle and Simon are arguing over whose feet are bigger. Kyle's foot is 200 mm long and Simon's foot is 18 cm long. whose foot is bigger?
Kyle (20 cm)
How many centimetres are in 1 metre?
100 centimetres.
What is the perimeter of a rectangle with a length of 6 cm and a width of 4 cm?
P = 20 cm
What is the area of a rectangle with a length of 4 cm and a width of 3 cm?
12 cm2
A computer screen is 15 cm by 10 cm. What is the perimeter of the screen?
50 cm
How many metres are in 1 km?
1000 m
What is the perimeter of a rectangle with a length of 40 mm and a width of 3 cm?
14 cm/ 140 mm
What is the area of a rectangle with a base of 7 metres and a height of 3 metres?
21 m2
A pool is 10 m by 7 m. What is the area of the pool?
70 m2
How many cm is 500 mm?
50 cm
A rectangular table is 98 centimetres long and 45 centimetres wide. What is the perimeter of the table?
286 centimeters
What is the area of a rectangle that has a length of 500 cm and a width of 3 m?
15 m2/ 150 000 cm2
A square poster has an area of 25 cm2. What is the base and the height?
5 cm
Which is the the farthest distance: 4 m, 500 cm, 200 mm, 1 m?
500 cm
Terry is putting trim around a triangular picture frame. He knows he needs 27 centimetres of trim. Two of the sides are both 8 centimetres long. How long is the third side?
11 centimetres
Sarah has a square garden. She wants to buy mulch to fill the garden. She knows the sides are all 200 cm. How much mulch will she need?
400 000 cm2/ 4 m2
The movie is playing at 7:00 pm. It ends at 9:30 pm. How long is the movie?
2 hours and 30 minutes