GEOMETRY AND TRIGONOMETRY - Jamb Mathematics Past Questions and Answers

Question 61:

• JAMB 2017

Given the quadrilateral RSTO inscribed in the circle with O as centre. Find the size angle x and given RST = 60^o

A. 100^o
B. 140^o
C. 120^o
D. 10^o

Question 62:

• JAMB 2017

A cylindrical tank has a capacity of 3080m³. What is the depth of the tank if the diameter of its base is 14m? Take pi = 22/7.

A. 23m
B. 25m
C. 20m
D. 22m

Question 63:

• JAMB 2017

In the diagram above MN is a chord of a circle KMN centre O and radius 10cm. If < MON = 140°, find, to the nearest cm, the length of the chord MN.

A. 10cm
B. 18cm
C. 17cm
D. 12cm

Question 64:

• JAMB 2016

From the diagram above, find the value of < OTQ

A. 230^o
B. 55^o
C. 115^o
D. 65^o

Question 65:

• JAMB 2016

The sum of the interior angles of a polygon is a given as 1080^o. Find the number of the sides of the polygon.

A. 5
B. 7
C. 6
D. 8