Geometry
Mental Maths
Year 8 Maths 2
Surprise!
General Knowledge
100

Name 2 properties of a parallelogram

1. They have two pairs of parallel lines

2. Opposite sides are equal 

3. Opposite angles are equal


...

100

3 x 6 + 5 = 

23

100

What is the gradient and y intercept of the linear equation y= 3x - 1?

m = 3  b = (0,-1)

100

How many cards are in a standard deck of playing cards?

52

100

Two malted biscuits separated by a light chocolate cream filling and coated in a thin layer of textured chocolate make up what snack brand introduced to Australia in 1964 by Arnott's?

Tim Tam

200

A triangle has a base of 5cm and a perpendicular height of 6cm - what is its area? 

1/2 x the base x the height

15cm

200

8 x 6 - 9 x 3 = 

21

200

The point A (-2, 3) is reflected on the y axis and then translated two units down. What is point A's the new coordinates?

(2,1)

200

This statistical measure of central tendency represents the middle value in a data set when the numbers are arranged from smallest to largest.

Median

200

 In The Lion King, what is the name of Simba’s father?

Mufasa

300

What do we call the longest side of a right-angled triangle?

Hypotenuse

300
(72 + 1)/2 = 

25

300

The gradient of the straight line that passes through the points (-1, 2) and (-3, 5) is

-3/2

300

∠EFG can be used to describe an angle with a vertex at which point? 

F

300

Which is the only sport to have been played on the moon?

Golf

400

What do you call a triangle that has all three sides of different lengths?

Scalene

400

This number equals to the product of the first three prime numbers.

30

400

The two base angles of an isosceles triangle are equal to 3x-15 and -5x+1 respectively. 

What is the value of x?

x = 2

400

What is the probability that flipping an unbiased coin four times in a row and it landing on heads every time? Give your answer as a fraction.

1/16

400

What is the rarest blood type?

AB-

500

Two triangles are congruent if...(must state all conditions!)

SSS, SAS, AAS (any order), RHS

500

Find g if (g + 7)(g + 5) = 99

g=4

500

3x-5=4(x/2+5)

x = 25

500

Kate has achieved 72%, 76% and 84% in her last three assessment tasks. After she received her fourth assessment task result, her new average is 80%

What percentage did Kate achieve on her fourth assessment task?                    

88%

500

What Melbourne native's two biggest hits in the U.S. are the 2001 dance tune "Can't Get You Out of My Head" and a 1987 cover of "The Loco-Motion?"

Kylie Minogue