Jamb Mathematics 1987 Past Questions and Answers

Question 51:

• JAMB 1987

Three angles of a nonagon are equal and the sum of six other angles is 1110^o. Calculate the size of one of the equal angles.

A. 210^o
B. 150^o
C. 105^o
D. 50^o

Question 52:

• JAMB 1987

In the figure, find the value of x

A. 110^o
B. 100^o
C. 90^o
D. 80^o

Question 53:

• JAMB 1987

The figure is an example of the construction of a

A. Perpendicular bisector of a given straight line QR
B. Perpendicular from a given point to a given line QR
C. Perpendicular to a line from a given point P on that line
D. Given angle