Q1:

The formula for the circumference of a circle is
C = 2π r
If π = 3.14 find C when r = 5 cm

A. 15.7 cm B. 6.28 cm C. 78.5 cm D. 31.4 cm 
Answer 1:


Q2:

What is the formula for the area of the rectangle above?

A. A = xy B. A = 6xy C. A = 3xy D. A = 18xy 
Answer 2:


Q3:

What is the formula for the perimeter of the rectangle in question 2? 
A. P = 6x +12y B. P =3x + 6y C. P = 3x + 12y D. P = 6x + 6y 
Answer 3:


Q4:

If x = − 2, what is the value of 3x^{2}? 
A. 12 B. 12 C. 36 D. 36 
Answer 4:


Q5:

Given x =a^{2}bc find the value of x when a = 2, b= 1 and c = 3 
A. 36 B. 12 C. 12 D. 36 
Answer 5:


Q6:

If a = 3, b = 4 and c = 5
then a^{2} + b^{2} − c^{2 }=

A. 32 B. 6 C. 0 D. 50 
Answer 6:


Q7:

^{ }find F when C = 20. 
A. 4 B. 36 C. 68 D. 212 
Answer 7:


Q8:

The formula A = 0.5bh gives the area of a triangle.
What is the area when the base (b) is 20 cm and the height (h) is 10 cm?

A. 100 cm^{2} B. 200 cm^{2} C. 50 cm^{2} D. 400 cm^{2} 
Answer 8:


Q9:

Evaluate y = when x = 2 
A. 1 B. 0 C. 1 D. 2 
Answer 9:


Q10:

The area of a circle is given by the formula A = π r^{2.}
What is the area of a circle with radius 10 cm?
(Use π = 3.1)

A. 310 cm^{2} B. 31.0 cm^{2} C. 961 cm^{2} D. 96.1cm^{2} 
Answer 10:

