How do you calculate area?
Length x Width
Side lengths: 4cm x 5 cm
20cm squared
Side lengths: 4cm and 7cm
22cm
The area is 80cm squared.
Two side lengths are 10cm, What are the others?
8cm
3 x 4
12
How do you calculate perimeter?
Add all of the sides
Side lengths: 7cm x 3cm
21cm squared
Side lengths: 5cm and 9cm
28cm
The area is 36cm squared.
Two sides lengths are 6cm. What are the others?
6cm
7 x 4
28.
What is Mr. Cornish's favourite number?
14
Side lengths: 8cm x 4cm
32cm squared
side lengths: 8cm and 3cm
22cm
The perimeter is 20cm.
The area is 25cm squared. What are the side lengths?
5cm and 5cm
8 x 4
32
What is Mr. Cornish's Favourite hockey team?
Toronto Maple Leafs
Side lengths: 4cm x 6cm
24cm squared
46cm
The perimeter is 100cm.
Two sides are 30cm. What are the other sides?
20cm.
30+30+20+20=100cm
9 x 6
54
Who is the premier of Ontario?
Doug Ford
55 cm squared
Side lengths: 40cm and 30cm
140cm
Two side lengths are 20cm. What are the others?
8cm.
20+20+8+8=56
9 x 9