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Mathematics 1998 WAEC Past Questions

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51

Find the angle x in the diagram above

  • A. 310o
  • B. 230o
  • C. 190o
  • D. 130o
  • E. 100o
View Answer & Discuss (3) WAEC 1998
52

The diagonal and one side of a square are x and y units respectively. Find an expression for y in terms of x

  • A. \(y=\frac{x}{2}\)
  • B. \(y\frac{x}{\sqrt{2}}\)
  • C. \(y=\sqrt{x}\)
  • D. \(y=\sqrt{\frac{x}{2}}\)
View Answer & Discuss (1) WAEC 1998
53
Find the curved surface area of a cone of radius 3cm and slant height 7cm (\(take \pi = \frac{22}{7}\)
  • A. \(22cm^2\)
  • B. \(44cm^2\)
  • C. \(66cm^2\)
  • D. \(132cm^2\)
  • E. \(198cm^2\)
View Answer & Discuss (1) WAEC 1998
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54

In the diagram above, |PQ| = |PR| = |RS| and ∠RSP = 35°. Find ∠QPR

  • A. 70o
  • B. 50o
  • C. 45o
  • D. 40o
  • E. 35o
View Answer & Discuss (8) WAEC 1998
55

P varies inversely as Q. The table above shows the value of Q for some selected values of P
What is the missing value of Q in the table?

  • A. 4
  • B. 9
  • C. 15
  • D. 16
  • E. 144
View Answer & Discuss (2) WAEC 1998
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