Mensuration - Jamb Mathematics Past Questions and Answers

Question 51:

• JAMB 1986

Find the total surface area of solid cone of radius 2\(\sqrt{3}\)cm and slanting side 4\(\sqrt{3}\)

A. 8\(\sqrt{3}\pi \)cm²
B. 24\(\pi \)cm²
C. 15\(\sqrt{3}\pi \)cm²
D. 36\(\pi \)cm²

Question 52:

• JAMB 1986

The figure is a solid with the trapezium PQRS as its uniform cross-section. Find its volume

A. 120m²
B. 576m³
C. 816m³
D. 1056m³

Question 53:

• JAMB 1987

Two chords QR and NP of a circle intersect inside the circle at x. If RQP = 37o, RQN = 49o and QPN = 35o, find PRQ

A. 35^o
B. 37^o
C. 49^o
D. 59^o

Question 54:

• JAMB 1987

The base of a pyramid is a square of side 8cm. If its vertex is directly above the centre, find the height, given that the edge is 4.3cm

A. 6cm
B. 5cm
C. 4cm
D. 3cm

Question 55:

• JAMB 1987

Find the probability of selecting a figure which is a parallelogram from a square, a rectangle, a rhombus, a kite and a trapezium

A. \(\frac{3}{5}\)
B. \(\frac{2}{5}\)
C. \(\frac{4}{5}\)
D. \(\frac{1}{5}\)