Waec Mathematics Past Questions For Year 1989
Question 11
In the diagram above ABDE and FCDE are parallelograms. If |FC| = 12.2cm and the height |PC| = 4.0cm, calculate the area of the parallelogram ABDE.
- A. 3.05cm2
- B. 8.20cm2
- C. 16.20cm2
- D. 24.40cm2
- E. 48.8cm2
Question 12
In the diagram above, ∠SPR = P and ∠SQR = 2x. Find x in terms of P
- A. x = p + 2
- B. x = p - 2
- C. x = p2
- D. x = p/2
- E. x = 2p
Question 13
Instead of recording the number 1.23cm of the radius of a tube, a student recorded 1.32cm. Find the percentage of error, correct to one decimal place.
- A. 6.8%
- B. 7.3%
- C. 9.6%
- D. 14.4%
- E. 15.4%
Question 14
The angle of elevation of X from Y is 30o. If XY = 40m, how high is X above the level of Y?
- A. 10m
- B. 20m
- C. 20√3m
- D. 40m
- E. 50m
Question 15
Points X and Y are respectively 20km North and 9km East of a point O. What is the bearing of Y from X? Correct to the nearest degree
- A. 024o
- B. 114o
- C. 156o
- D. 204o
- E. 336o
