Waec Mathematics Past Questions and Answers

Question 631:

• WAEC 1999

The diagram shows the position of three ships A, B and C at sea. B is due north of C such that |AB| = |BC| and the bearing of B from A = 040°. What is the bearing of A from C

A. 040^o
B. 070^o
C. 110^o
D. 290^o

Question 632:

• WAEC 1999

A pole of length L leans against a vertical wall so that it makes an angle of 60^o with the horizontal ground. If the top of the pole is 8m above the ground, calculate L.

A. \(16\sqrt{3}m\)
B. \(4\sqrt{3}m\)
C. \(\frac{\sqrt{3}}{16}\)
D. \(\frac{16\sqrt{3}}{3}\)

Question 633:

• WAEC 1999

In the diagram, PQST and QRST are parallelograms. Calculate the area of the trapezium PRST.

A. 60cm²
B. 50cm²
C. 40cm²
D. 30cm²

Question 634:

• WAEC 1999

The height of a pyramid on square base is 15cm. If the volume is 80cm\(^3\), find the length of the side of the base

A. 3.3cm
B. 5.3cm
C. 4.0cm
D. 8.0cm

Question 635:

• WAEC 1999

Simplify 3.72 x 0.025 and express your answer in the standard form

A. \(9.3\times 10^3\)
B. \(9.3\times 10^2\)
C. \(9.3\times 10^{-2}\)
D. \(9.3\times 10^{-3}\)