GEOMETRY AND TRIGONOMETRY - Jamb Mathematics Past Questions and Answers

Question 376:

• JAMB 1994

The angle of depression of a boat from the top of a cliff 10m high is 30. How far is the boat from the foot of the cliff?

A. \(\frac{5√3m}{3}\)
B. 5√3m
C. 10√3m
D. \(\frac{10√3m}{3}\)

Question 377:

• JAMB 1994

What is the value of sin(-690)?

A. \(\frac{\sqrt{3}}{2}\)
B. -\(\frac{\sqrt{3}}{2}\)
C. \(\frac{-1}{2}\)
D. \(\frac{1}{2}\)

Question 378:

• JAMB 1994

Find the point (x, y) on the Euclidean plane where the curve y = 2x² - 2x + 3 has 2 as gradient

A. (1, 3)
B. (2, 7)
C. (0, 3)
D. (3, 15)

Question 379:

• JAMB 1994

In the diagram, PQRS is a parallelogram. Find the value of < SQR

A. 30^o
B. 50^o
C. 80^o
D. 100^o

Question 380:

• JAMB 1994

In the diagram, O is the centre of the circle. If SOQ is a diameter and < PRS is 38^o, what is the value of < PSQ

A. 148^o
B. 104^o
C. 80^o
D. 52^o