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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 41· Euclidean geometry· WAEC

    Opposite angles of a cyclic quadrilateral are

    Explanation and discussion

  2. Question 42· Euclidean geometry· WAEC

    Find the size of each interior angle of a regular hexagon.

    Explanation and discussion

  3. Question 43· Euclidean geometry· WAEC

    Two angles of a triangle are 47° and 68°. Find the third angle.

    Explanation and discussion

  4. Question 44· Euclidean geometry· WAEC

    An arc of a circle subtends an angle of 110° at the centre. Find the angle it subtends at a point on the remaining part of the circumference.

    Explanation and discussion

  5. Question 45· Euclidean geometry· WAEC

    Angles x and 2x + 30° lie on a straight line. Find x.

    Explanation and discussion

  6. Question 46· Euclidean geometry· WAEC

    The interior angles of a polygon add up to 1,260°. The number of sides is

    Explanation and discussion

  7. Question 47· Euclidean geometry· WAEC

    Two angles of a triangle are 65° and 45°. Find the third angle.

    Explanation and discussion

  8. Question 48· Euclidean geometry· WAEC

    Find the sum of the interior angles of a pentagon.

    Explanation and discussion

  9. Question 49· Euclidean geometry· WAEC

    A transversal cuts two parallel lines. One of a pair of co-interior (allied) angles is 64°. Find the other.

    Explanation and discussion

  10. Question 50· Euclidean geometry· WAEC

    In a circle, angles subtended by the same arc at the circumference are

    Explanation and discussion

  11. Question 51· Euclidean geometry· WAEC

    An exterior angle of a regular polygon is 30°. The number of sides is

    Explanation and discussion

  12. Question 52· Euclidean geometry· WAEC

    When a transversal cuts two parallel lines, the alternate angles are

    Explanation and discussion

  13. Question 53· Euclidean geometry· WAEC

    Find each exterior angle of a regular hexagon.

    Explanation and discussion

  14. Question 54· Euclidean geometry· WAEC

    Each exterior angle of a regular polygon is 36°. How many sides has the polygon?

    Explanation and discussion

  15. Question 55· Euclidean geometry· WAEC

    Each interior angle of a regular octagon is

    Explanation and discussion

  16. Question 56· Euclidean geometry· WAEC

    In triangle PQR, angle P = 47° and angle Q = 68°. Find angle R.

    Explanation and discussion

  17. Question 57· Euclidean geometry· WAEC

    Each interior angle of a regular polygon is 150°. How many sides has it?

    Explanation and discussion

  18. Question 58· Euclidean geometry· WAEC

    In a cyclic quadrilateral PQRS, angle P = 75°. Find angle R.

    Explanation and discussion

  19. Question 59· Euclidean geometry· WAEC

    Vertically opposite angles are

    Explanation and discussion

  20. Question 60· Fractions, decimals, approximations and percentages· WAEC

    Evaluate 0.0036 ÷ 0.12.

    Explanation and discussion

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