Waec Mathematics 2008 Past Questions and Answers

Question 26:

• WAEC 2008

What is the length of an edge of a cube whose total surface area is X cm² and whose total surface area is \(\frac{X}{2}\)cm³?

A. 3
B. 6
C. 9
D. 12

Question 27:

• WAEC 2008

XY is a chord of circle centre O and radius 7cm. The chord XY which is 8cm long subtends an angle of 120^o at the centre of the circle. Calculate the perimeter of the minor segment. [Take \(\pi = \frac{22}{7}\)]

A. 14.67cm
B. 22.67cm
C. 29.33cm
D. 37.33cm

Question 28:

• WAEC 2008

If p = \(\frac{1}{2}\) and \(\frac{1}{p - 1} = \frac{2}{p + x}\), find the value of x

A. -2\(\frac{1}{2}\)
B. -1\(\frac{1}{2}\)
C. 1\(\frac{1}{2}\)
D. 2\(\frac{1}{2}\)

Question 29:

• WAEC 2008

Find the quadratic equation whose roots are c and -c

A. X² - c² = 0
B. X² + 2cx = 0
C. X² + 2cx + c² = 0
D. X² - 2cx + c² = 0

Question 30:

• WAEC 2008

Solve the inequality 1 - 2x < - \(\frac{1}{3}\)

A. X < \(\frac{2}{3}\)
B. X < -\(\frac{2}{3}\)
C. X > \(\frac{2}{3}\)
D. X > -\(\frac{2}{3}\)