GEOMETRY AND TRIGONOMETRY - Jamb Mathematics Past Questions and Answers

Question 516:

• JAMB 2004

The locus of a point which is 5 cm from the line LM is a

A. Line distance 10 cm from LM and parallel to LM
B. Pair of line on opposite sides of LM and parallel to it, each distance 5 cm from LM
C. Line parallel to LM and 5 cm from LM
D. Pair of parallel lines on one side of LM and parallel to LM

Question 517:

• JAMB 2004

What is the rate of change of the volume V of a hemisphere with respect to its radius r when r = 2?

A. 8π
B. 16π
C. 2π
D. 4π

Question 518:

• JAMB 2004

The length L of a simple pendulum varies directly as the square of its period T. If a pendulum with period 4 sec. is 64 cm long, find the length of pendulum whose period is 9 sec

A. 96 cm
B. 324 cm
C. 36 cm
D. 144 cm

Question 519:

• JAMB 2004

The shadow of a pole 5√3m high is 5m. Find the angle of elevation of the sun.

A. 45^o
B. 75^o
C. 30^o
D. 60^o

Question 520:

• JAMB 2004

PQRSTV is a regular polygon of side 7 cm inscribed in a circle. Find the circumference of the circle PQRSTV.

A. 56 cm
B. 22 cm
C. 42 cm
D. 44 cm