Year 9 C End of Term 3

Maths 1

100

Formulae to calculate area of a triangle

1/2 x base x h

...

200

How many faces does a rectangular prism has?

6

300

What is the formula for the area of circle

Area =  pi * r²

400

What is the area formula for a rhombus?

A=1/2xy

500

Solve 3x-5=13

x = 6

Arithmetics

100

4*(-9)^2 + 5 =

329

200

8×6 - 9×2 =

30

300

Evaluate (2-3^2)/7 

-1

400

a = -7      b = 10       c = -2

work out  b+c^2-a 

21

500

Find g if  g/3-2=-1 

g=3

Maths 2

100

Find 30% of 120

 

40

200

What is 5(x-4)  in expanded form.

5x-20

300

What is the size of each angle in an equilateral triangle? 

60°

400

Find the mean of 2, 5, 1, 7, 8

4.6

500

Sarah 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 Sarah achieve on her fourth assessment task?                    

88%

Circles

100

Write the first 3 digits of pi

3.14

200

What is the formula for the circumference of a circle

2 x π x r

300

find the circumference of a circle with the radius of 2cm

12.56cm

400

what is the formula to find the area of a circle

πr^2

which sounds like area to me 

500

Find the area of a circle with a radius of 3cm

28.26 cm²