Waec Mathematics 1997 Past Questions and Answers

Question 36:

• WAEC 1997

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

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

Question 37:

• 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?

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

Question 38:

• WAEC 1997

Express the true bearing of 250° as a compass bearing

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

Question 39:

• WAEC 1997

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

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

Question 40:

• WAEC 1997

Cos 65^o has the same value as

A. Sin 65^o
B. Cos 25^o
C. Cos 115^o
D. Cos 205^o
E. Cos 295^o