Lin-e-yah, ja?
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Triangles 📐
Algebruh 😎
Quick Maffs
100

SPELL: What does the m represent in y = mx + c

G R A D I E N T

100

In all circles: Circumference divided by Diameter = 

Pi

100

All the angles inside a triangle add up to

180 degrees

100

4b - b

3b

100

2 + 2 - 1 = 

3

(IF WRONG: Give all your points to the TEAM next to you)

200

Which of these is the y-intercept:

(3, 2)

(6, 0)

(0, 4)

(-3, 6)

(0, 4)

200

SPELL: The distance from centre of a circle to outside edge

R A D I U S

200

SPELL: The longest side of a right-angled triangle

H Y P O T E N U S E

200

How many of these are Like Terms?

7a   7a2   7ab    7    7b    7x     7y

None

IF RIGHT: GIVE 300 TO ANY OTHER TEAM AND MINUS 100 TO THE ALL OTHERS

200

7 - 5 X 4 =

-13

300
SPELL: Two lines with the same gradient are...

P A R A L L E L

300

Pi correct to 2 decimal places

3.14

IF RIGHT: NEXT QUESTION IS WORTH DOUBLE POINTS FOR YOUR TEAM ONLY

IF WRONG: ALL OTHER TEAMS GET DOUBLE POINTS ON NEXT QUESTION, YOU ONLY GET HALF

300

In a right-triangle, the relationship between short sides (a & b) & hypotenuse (c)?

a2 + b2 = c2

300

SPELL: The numerical factor in front of a pronumeral in a variable

C O E F F I C I E N T

300

3=

27

400

Name any line perpendicular to y = 3/4 x - 5

y = -4/3 x   (with or without any constant)


RIGHT OR WRONG: BONUS 200 if you can spell your age backwards (without hesitation), in 3, 2, 1...

400

How many degrees around a circle is Pi divided by 2?

90 degrees

400

SPELL: a triangle with 2 equal sides

I S O S C E L E S

400

Simplify 3a ( 2a - 5 )

6a2 - 15a

400

42 (10 + 1) =

462

500

What is the midpoint of (9,-6) and (2,2)

(5.5,-2)

500

If tan(x) = 8/15 and cos(x) = 15/17

What is sin(x)?

8/17

500

A triangle base 20 cm and area 105 cm². What is the height?

10.5 cm


CHOICE: GAIN AN BONUS 500, BUT DOUBLE ANOTHER TEAM'S POSITIVE SCORE

500

Factorise 8ab + 4b - 2bc

2b (4a + 2 - c)

500

250 X 9 =

2250