Geometry And Trigonometry Jamb Mathematics Past Questions

Question 76

In the figure, determine the angle marked y
 

jamb 1984

  • A. 66o
  • B. 110o
  • C. 26o
  • D. 70o
  • E. 44o
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Question 77

In the figure, O is the centre of circle PQRS and PS//RT. If PRT = 135, then PSO is
 

jamb 1984

  • A. 67\(\frac{1}{2}\)o
  • B. 22\(\frac{1}{2}\)o
  • C. 33\(\frac{1}{2}\)o
  • D. 45o
  • E. 90o
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Question 78

XYZ is a triangle and XW is perpendicular to YZ at = W. If XZ = 5cm and WZ = 4cm, Calculate XY.
 

jamb 1984

  • A. 5\(\sqrt{3}\)cm
  • B. 3\(\sqrt{5}\)cm
  • C. 3\(\sqrt{3}\)cm
  • D. 5cm
  • E. 6cm
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Question 79

In \(\bigtriangleup\) XYZ, XKZ = 90O, XK = 15cm, XZ = 25cm and YK = 8cm. Find the area of \(\bigtriangleup\)XYZ
 

jamb 1985

  • A. 190 sq.cm
  • B. 20 sq.cm
  • C. 210 sq.cm
  • D. 160sq.cm
  • E. 320sq.cm
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Question 80

In the figure, MNQP is a cyclic quadrilateral. MN and Pq are produced to meet at X and NQ and MP are produced to meet at Y. If MNQ = 86° and NQP = 122°. find (x°, y°)
 

jamb 1985

  • A. 28o, 36o
  • B. 36o, 28o
  • C. 43o, 61o
  • D. 61o, 43o
  • E. 36o, 43o
View Answer and Explanation