Geometry 1
What is the area of a rectangle that has a length of 1.2m and a width of 120cm?
1.44m2 OR 14400cm2
What is the perimeter of this shape?
36cm
3 + y = 21
y = 18
6(y - 3)
6y - 18
If you multiply a number by 7 and add 5 you get 19. What is the original number?
2
A rectangle has a length of 8cm and a width of 5cm. What is its area?
40cm2
What is the volume of a rectangular prism that has dimensions of 10cm x 5cm x 3cm?
150cm3
8y = 48
y = 6
If a=3 and b=8, what is the value of this expression?
5b - 3a
31
If you divide a number by 11 and subtract 3 you get 8. What was the original number?
8
A square has a side length of 9m. What is its area?
81m2
What is the volume of a rectangular prism that has a length of 8m, a width of 3m and a height of 2m?
48m3
4y + 3 = 23
y = 5
If y=12 and x=5, what is the value of this expression?
5y / 2x
6
The field at Suncorp Stadium is 136 metres x 82 metres. What is its area?
11 152m2
Write an expression that gives the perimeter of this rectangle.
10y + 6c
What is the volume of a cube that has a side length of 15cm?
3375cm3
y = 10
5m
An olympic swimming pool is 50m long, 25m wide and 2m deep. How much water is needed to fill it?
2500m3
OR
2 500 000 Litres (1000L per m3)
What is the area of this shape?
Rectangle = 112cm2
Triangle = 24cm2
Total = 136cm2
The base of a water tank is 4.7m2 and its height is 3m. What is the volume of the water tank?
14.1m2
3(y - 4) = 30
14
Solve for r
2(3r - 4) = 22
r = 5
A tiler wishes to cover a rectangular wall that has a length of 3.5m and a height of 2.4m. If 1m2 requires 30 tiles, how many tiles will be needed?
Area = 8.4m2
Tiles needed = 8.4 x 30
= 252 tiles