Jamb Mathematics 1998 Past Questions and Answers

Question 41:

• JAMB 1998

In the diagram, PR is a diameter of the circle PQRS. PST and QRT are straight lines. Find QRS

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

Question 42:

• JAMB 1998

In diagram, PQ || ST and < PQR = 120^o, < RST = 130^o, find the angle marked x

A. 50
B. 65
C. 70
D. 80

Question 43:

• JAMB 1998

In the figure, PQST is a parallelogram and TSR is a straight line. If the area of \(\bigtriangleup\)QRS is 20cm², find the area of the trapezium PQRT.

A. 35cm²
B. 65cm²
C. 70cm²
D. 140cm²

Question 44:

• JAMB 1998

TQ is tangent to circle XYTR, < YXT = 32^o, RTQ = 40^o. fIND < YTR

A. 108^o
B. 121^o
C. 140^o
D. 148^o

Question 45:

• JAMB 1998

In the diagram, QTR is a straight line and < PQT = 30^o. find the sin of < PTR

A. \(\frac{8}{15}\)
B. \(\frac{2}{3}\)
C. \(\frac{3}{4}\)
D. \(\frac{15}{16}\)