Waec Mathematics 2017 Past Questions and Answers

Question 36:

• WAEC 2017

A circular pond of radius 4m has a path of width 2.5m round it. Find, correct to two decimal places, the area of the path. [Take\(\frac{22}{7}\)]

A. 7.83\(m^2\)
B. 32.29\(m^2\)
C. 50.29\(m^2\)
D. 82.50\(m^2\)

Question 37:

• WAEC 2017

Fig. 1 and Fig. 2 are the addition and multiplication tables respectively in modulo 5. Use these tables to solve the equation (n \(\oplus 4\))

A. 1
B. 2
C. 3
D. 4

Question 38:

• WAEC 2017

The diagram shows a circle centre O. if <STR = 29 and <RST = 450, calculate the value of <STO

A. 12\(^o\)
B. 15\(^o\)
C. 29\(^o\)
D. 34\(^o\)

Question 39:

• WAEC 2017

In the diagram, XY is a straight line. <POX = <POQ and <ROY = <QOR. Find the value of <POQ + <ROY.

A. 60\(^o\)
B. 90\(^o\)
C. 100\(^o\)
D. 120\(^o\)

Question 40:

• WAEC 2017

The diagram shows a circle O. If < ZYW = 33\(^o\) , find < ZWX

A. 33\(^o\)
B. 57\(^o\)
C. 90\(^o\)
D. 100\(^o\)