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WAEC Mathematics questions

364 questions with answers and explanations. Tap an option to check yourself.

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All topicsBinary operations · 13Coordinate geometry · 20Euclidean geometry · 26Fractions, decimals, approximations and percentages · 29Indices, logarithms and surds · 29Inequalities · 17Loci · 12Mensuration · 27Number bases · 24Polynomials · 29Probability · 23Progressions · 22Sets · 22Statistics · 26Trigonometry · 26Variation · 19

  1. Question 161· Mensuration· WAEC

    Find the circumference of a circle of radius 14 cm. (Take π = 22/7.)

    Explanation and discussion

  2. Question 162· Mensuration· WAEC

    Find the volume of a cone of base radius 3 cm and height 7 cm. [π = 22/7]

    Explanation and discussion

  3. Question 163· Mensuration· WAEC

    The volume of a cylinder of radius 3 cm and height 14 cm is (π = 22/7)

    Explanation and discussion

  4. Question 164· Mensuration· WAEC

    Find the area of a circle of diameter 14 cm. (Take π = 22/7)

    Explanation and discussion

  5. Question 165· Mensuration· WAEC

    Find the length of the arc of a circle of radius 14 cm that subtends 90° at the centre. [π = 22/7]

    Explanation and discussion

  6. Question 166· Mensuration· WAEC

    Find the perimeter of a rectangular plot 12 m long and 5 m wide.

    Explanation and discussion

  7. Question 167· Mensuration· WAEC

    The parallel sides of a trapezium are 8 cm and 12 cm, and they are 5 cm apart. Find its area.

    Explanation and discussion

  8. Question 168· Mensuration· WAEC

    A cuboid measures 8 cm by 5 cm by 3 cm. Its total surface area is

    Explanation and discussion

  9. Question 169· Mensuration· WAEC

    The area of a sector of angle 90° in a circle of radius 14 cm is (π = 22/7)

    Explanation and discussion

  10. Question 170· Mensuration· WAEC

    A sector of a circle of radius 7 cm has an angle of 90°. Find the length of its arc. (Take π = 22/7)

    Explanation and discussion

  11. Question 171· Mensuration· WAEC

    Find the total surface area of a cube of side 5 cm.

    Explanation and discussion

  12. Question 172· Mensuration· WAEC

    Find the area of a circle of radius 7 cm. [π = 22/7]

    Explanation and discussion

  13. Question 173· Mensuration· WAEC

    Find the volume of a cuboid measuring 8 cm by 5 cm by 3 cm.

    Explanation and discussion

  15. Question 175· Number bases· WAEC

    Multiply 12₃ by 2₃, giving the answer in base three.

    Explanation and discussion

  17. Question 177· Number bases· WAEC

    Subtract 12₅ from 34₅, giving the answer in base five.

    Explanation and discussion

  19. Question 179· Number bases· WAEC

    Subtract 1011₂ from 11010₂.

    Explanation and discussion

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