Area
What is the definition of area?
The area can be defined as the space occupied by a flat shape or the surface of an object.
What is the definition of volume?
The capacity at which something can hold.
1 m = how many cm?
1 m = 100 cm
The building of the city hall is 16 m tall. What is the height in cm?
1m = 100 cm
16 m = 1,600 cm
The formula to find the area of a rectangle is...
A = L x W
The formula to find the volume is ...
V = L x W x H
If 2 m = 200 cm, then 5 m = cm?
5 m = 500 cm
Katie has 4 pieces of ribbon that is 500 cm long. How much ribbon does she have in total? Give the answer in m.
1 m = 100 cm
500 cm = 5 m
If the area of a square is 36 cm squared, then its length is ...
A = L x W
36 = L x W
6 x 6 = 36
L = 6 cm
Find the volume of the rectangular prism ...
L= 5
W = 4
H = 3
K = 6
V = l x w x h
V = 5 x 4 x 3
V = 60 units cubed
The k was just there to trick you :)
Which is greater: 45 kg or 4500 g?
1 kg = 1000 g
45 kg = 45,000 g
45kg > 4500 g
One pencil crayon weighs 200 g. What is the weight of a box of 10 pencil crayons? Give your answer in kg.
200 g x 10 = 2000 g total
1 kg = 1000 g
2000 g = 2 kg
Area can be calculated only for ...
a) open figures
b) curves
C) closed figures
The volume of liquid is usually measured in...
Litres
275 cm = m?
275 cm = 2.75 m
A peach weighs 65 grams. If you buy 10 peaches, how much will it weigh? Give your answer in kg.
65 g x 10 = 650 g
1 kg = 1000 g
650 g = 0.65 kg
Find the are of the parallelogram ..
B = 10
H = 5
L = 2
A = b x h
A = 10 x 5
A = 50
If the length is 10 cm, the width is 5 cm, the volume is 100 cm cubed. What is its height?
V = l x w x h
100 = 10 x 5 x h
100 = 50 x h
100 = 50 x 2
h = 2 cm
What is the statement that Ms. Carvery uses when trying to convert units? (hint: hand motions)
When you go from a larger unit to a smaller unit we multiply.
When you go from a smaller unit to a larger unit we divide.
A box contains 4 bags of sugar. The total mass of all 4 bags is 6 kg. What is the mass of each bag in grams?
1 kg = 1000 g
6 kg = 6000 g
6000 g / 4 = 1500 g
Answer = 1500 g