Waec Mathematics Past Questions and Answers

Question 446:

• WAEC 1995

The positions of two countries P and Q are (15°N, 12°E) and (65°N, 12°E) respectively. What is the difference in latitude?

A. 104^o
B. 100^o
C. 80^o
D. 50^o
E. 24^o

Question 447:

• WAEC 1995

A 120° sector of a circle of radius 21cm is bent to form a cone. What is the base radius of the cone?

A. 3¹/₂cm
B. 7cm
C. 1O¹/₂cm
D. 14cm
E. 21cm

Question 448:

• WAEC 1995

The angle of a sector of a circle is 108°. If the radius of the circle is 31/2cm, find the perimeter of the sector

A. 6 3/5cm
B. 6 4/5cm
C. 7 1/10cm
D. 10 2/5cm
E. 13 3/5cm,

Question 449:

• WAEC 1995

In the diagram above; O is the centre of the circle and |BD| = |DC|. If ∠DCB = 35°, find ∠BAO.

A. 20^o
B. 25^o
C. 30^o
D. 35^o
E. 40^o

Question 450:

• WAEC 1995

In the diagram above, AO is perpendicular to OB. Find x

A. 7.5^o
B. 15^o
C. 22.5^o
D. 30^o
E. 38.6^o