WAEC Mathematics Past Questions, Answers, And Explanations - Mathematics

Waec Mathematics Questions

Question 511:

WAEC 1997

Which of the following is not necessarily true of a rectangle?

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A The diagonals are equal
B The diagonals bisect each other
C The diagonals are perpendicular
D Each diagonal divides the area of the rectangle equally
E Each diagonal divides the rectangle into two congruent triangles

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Question 512:

WAEC 1997

A chord is 5cm from the centre of a circle of diameter 26cm. Find the length of the chord

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A 16cm
B 18cm
C 24cm
D 25.51cm
E 51.1cm

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Question 513:

WAEC 1997

The angle of elevation of a point T on a tower from a point U on the horizontal ground is 30^o. If TU = 54m, how high is T above the horizontal ground?

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A 108m
B 72m
C 46.3m
D 31.2m
E 27m

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Question 514:

WAEC 1997

Express the true bearing of 250° as a compass bearing

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A N20^oE
B S20^oE
C N20^oW
D S70^oW
E S70^oE

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Question 515:

WAEC 1997

lf sin θ= \(\frac{-1}{2}\), find all the values of θ between 0° and 360°.

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A 120^o,240^o
B 120^o180^o
C 210^o,300^o
D 210^o,330^o
E 300^o,360^o

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