Coordinate Geometry - Mathematics Jamb Past Questions and Answers

Question 36 :

• JAMB 1981

In the figure, the chords XY and ZW are produced to meet at T such that YT = WT, ZYW = 40o and YTW = 30o. What is YXW?

A. 50^o
B. 75^o
C. 35^o
D. 115^o
E. 30^o

Question 37 :

• JAMB 1982

Which of the following lines is not parallel to the line 3y + 2x + 7 = 0?

A. 3y + 2x - 7 = 0
B. 9y + 6x + 17 = 0
C. 24y + 16x + 19 = 0
D. 3y - 2x + 7 = 0
E. 15y + 10x - 13 = 0

Question 38 :

• JAMB 1983

PQRS isa cyclic quadrilateral which PQ = PS. PT is a tangent to the circle and PQ makes an angle of 50^o with the tangent as shown in the figure. What is the size of QRS?

A. 50^o
B. 40^o
C. 110v
D. 80^o
E. 100^o

Question 39 :

• JAMB 1984

A straight line y = mx meets the curve y = x2 - 12x + 40 in two distinct points. If one of them is (5, 5) find the other

A. (5, 6)
B. (8, 8)
C. (8, 5)
D. (7,7)
E. (7, 5)

Question 40 :

• JAMB 1984

Find the x co-ordinates of the points of intersection of the two equations in the graph

A. 1, 1
B. 0, 4
C. 0,0
D. 4, 0
E. 4, 9