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Saturday, 04 April 2026
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Mathematics Past Questions and Answers

Waec Mathematics Questions

Question 491:
The length of the two parallel sides of trapezium are 6cm and 10cm and the perpendicular distance between them is 5cm. Find the area of the trapezium
  • A 21cm2
  • B 4Ocm2
  • C 8Ocm2
  • D 150cm2
  • E 300cm2
View Answer & Explanation
Question 492:
Calculate the total surface area of a solid cone of slant height 15cm and base radius 8cm in terms of π
  • A 64πcm2
  • B 12Oπcm2
  • C 184πcm2
  • D 200πcm2
  • E 32Oπcm2
View Answer & Explanation
Question 493:
The cross-section of a prism is a right-angled triangle 3cm by 4cm by 5cm. The height of the prism is 8cm. Calculate its volume
  • A 48cm3
  • B 6Ocm3
  • C 96cm3
  • D 120cm3
  • E 24Ocm3
View Answer & Explanation
Question 494:
Find the radius of a circle in which an arc of length 44cm subtends angle 200° at the centre of the circle. [Take π = 22/7]
  • A 3.9cm
  • B 12.6cm
  • C 25.2cm
  • D 38.4cm
  • E 124.5cm
View Answer & Explanation
Question 495:
The diagram above is a triangle XYZ whose area is 23.5cm2. XY =1Ocm and YZ = 8cm, calculate θ correct to the nearest degree.
  • A 34o
  • B 35o
  • C 36o
  • D 37o
  • E 40o
View Answer & Explanation