Waec Mathematics Past Questions For Year 2021
Question 36
\(\overline{XY}\) is a line segments with the coordinates X (- 8,- 12) and Y(p,q). if the midpoint of \(\overline{XY}\) is (-4,-2) find the coordinates of Y.
- A. (-6,-2)
- B. (0,8)
- C. (4,10)
- D. (0,4)
Question 37
Height(cm) | 160 | 161 | 162 | 163 | 164 | 165 |
No. of players | 4 | 6 | 3 | 7 | 8 | 9 |
- A. 163.0
- B. 162.0
- C. 160.0
- D. 165.0
Question 38
In the diagram, line \(\overline{EC}\) is a diameter of the circle ABCDE.
If angle ABC equals 158°, find ∠ADE
- A. 112
- B. 90
- C. 68
- D. 22
Question 39
Given that sin x = 3/5, 0 ≤ x ≤ 90, evaluate (tanx + 2cosx)
- A. 2\(\frac{11}{20}\)
- B. \(\frac{11}{20}\)
- C. 2\(\frac{7}{20}\)
- D. \(\frac{1}{20}\)
Question 40
A cone has a base radius of 8cm and height 11cm. calculate , correct to 2d.p, the curved surface area
- A. 341.98cm\(^2\)
- B. 276.57cm\(^2\)
- C. 201.14cm\(^2\)
- D. 477.71cm\(^2\)