Waec Mathematics Past Questions and Answers

Question 1121:

• WAEC 2007

A chord of length 6cm is drawn in a circle of radius 5cm. Find the distance of the chord from the centre of the circle.

A. 2.5cm
B. 3.0cm
C. 3.5cm
D. 4.0cm

Question 1122:

• WAEC 2007

The area of a square field is 110.25m². Find the cost of fencing it round at N75.00 per metre

A. N1,575.00
B. N3,150.00
C. N4,734.30
D. N8,268.75

Question 1123:

• WAEC 2007

A sector of a circle of radius 14cm containing an angle 60^o is folded to form a cone. Calculate the radius of the base of the cone

A. 5\(\frac{1}{2}cm\)
B. 4\(\frac{2}{3}cm\)
C. 3\(\frac{1}{2}cm\)
D. 2\(\frac{1}{3}cm\)

Question 1124:

• WAEC 2007

Find the volume of a solid cylinder with base radius 10cm and height 14cm.

A. 220³
B. 880cm³>
C. 1400cm³
D. 4400cm³

Question 1125:

• WAEC 2007

Each of the interior angle of a regular polygon is 162^o. How many sides has the polygon?

A. 8
B. 12
C. 16
D. 20