True or False: A square is always a parallelogram, but a parallelogram is not always a square
True
100
1/2 x 1/2 =
1/4
100
What are the next 3 numbers in the pattern:
5, 9, 13, ....
17, 21, 25
100
The area of a triangle with base = 13 cm and height = 12 cm
78 cm squared
100
A rectangle has an area of 16 m squared. A triangle with the same base is drawn inside the rectangle. True or false: the area of the triangle will be 8 m squared.
False - we don't know the height of the triangle
200
True or false: Complementary angles add to 180 degrees
False
200
0.1 x 0.1 =
0.01
200
1, 1, 2, 3, 5, 8, ... is called:
The fibonacci numbers
200
A rectangle has perimeter = 12 m. Give 3 possible side lengths and areas of the rectangle
Length and breadth must add for 6 (eg, 1 and 5, 2 and 4, 3 and 3, 1.5 and 4.5, etc), then area of length x breadth.
200
40% of 2012 =
804.8
300
What is the angle sum of a triangle?
180 degrees
300
3/4 + 4/5 =
31/20 or 1 11/20
300
What is the rule for the following table of values
x| 0 | 1 | 2 | 3 | 4
y| -1| 3 | 7 | 11 |15
y = 4x - 1
300
A parallelogram has a base = 8 km and height = 6 km. What is the area?
Do we have enough information to work out the perimeter? - Prove your answer with a diagram on the board.
Area = 48 km squared, Not enough info for perimeter.
300
Increase 2012 by 10%
2213.2
400
What are three possible side lengths for a rectangle with an area of 6 mm squared
Could be 1 mm x 6 mm, 2 mm x 3 mm , 4 mm x 1.5 mm, 12 mm x 0.5 mm, etc (any pair of numbers that multiply for 6).
400
2012 / 201.2 =
10
400
What is the rule for the following table of values
x| 1 | 2 | 3 | 4
y| 1 | 4 | 9 | 16
y = x squared
400
Is the distance from Rose Bay to Bondi Junction closest to:
A) 5 m, B) 500 m, C) 5 km, D) 50 km
C) 5 km
400
Why is pi day called pi day? and what is pi?
Because it's date is 3/14 (which is pi to 2 decimal places). Pi is the ratio between the circumference of a circle and its diameter.
500
Name the three quadrilaterals that have diagonals which meet at right angles.
Kite, square, rhombus
500
1/2 x 2012 divided by 1/4 =
4024
500
What is the rule for the following table of values
x| 0 | 1 | 2 | 3 | 4
y| -1| 0 | 3 | 8 |15
y = x squared - 1
500
What is Pythagoras' Theorem?
a squared + b squared = c squared. in any right angled triangle, the square on the hypotenuse is equal to the sum of the squares on the other 2 sides.