Sem 1 Revision
Area
Composite Shapes
Puzzles
100

Expand the Brackets

2 (ax 3)

2ax 6

100

Find the area of a rectangle with base of 5.2 cm and height of 8.3 cm.

43.16 cm2

100

Find the area of Shape 1

143 mm2

100

If your uncle’s sister is not your aunt, what relation is she to you?

Your mother

200

Find the missing side of a right angle triangle if it has a Hypotenuse of 12 cm and a base length of 8 cm.

80 cm

200

Find the area for a triangle with base length 12 cm and height of 5 cm.

30 cm2

200

Find the area of Shape 2

82 m2

200

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

The letter 'r'

300

Find the missing angle (Shape 6) to 2 decimal places

22.62o

300

Find the side length of a square if it's area is the same value as it's perimeter. 

Length = 4 cm

300

Find the area of Shape 3 to 2 decimal places

69.87 cm2

300

What five-letter word becomes shorter when you add two letters to it?

The word 'short'
400

Find the equation that corresponds to the following table of values (Shape 7)

y = 3x + 2

400

A room is 3.4 m wide and 4.5 m long. Mr Woods wants to use 1/4 of the room for beanbags and 1/3 of the room for a pool table. How much area is left over?

6.375 m2

400

Find the cost of tiling the room (Shape 4) if tiling costs $25/m2

$450

400

Spelled forward, I’m what you do every day; spelled backward, I’m something you hate. What am I?

The word 'live'

500

Expand and simplify:

4 (6x - 2)(x + 2)

24x+ 40x - 16

500

Find the area of a circle (in terms of pi) if it's diameter is the 8th number in the Fibonacci sequence

(1, 1, 2, 3...)

289pi

(no pi symbol available)

500

Find the area of Shape 5 in terms of pi.

25pi

(can't put in pi symbol)

500

If you shuffle a regular 52-card deck for 30 seconds, what is the probability of drawing 15 cards of the same suit consecutively from the top of the deck?

0 (there are only a maximum of 13 cards of the same suit, so it is impossible to get 15 cards of the same suit next to each other.)

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