GEOMETRY AND TRIGONOMETRY - Jamb Mathematics Past Questions and Answers

Question 81:

• JAMB 2015

The area of a circle of radius 4cm is equal to (Take π = 3.142 )

A. 10.3cm²
B. 15.7cm²
C. 50.3cm²
D. 17.4cm²

Question 82:

• JAMB 2015

The area of an ellipse is 132cm².The length of its major axis is 14cm.Find the length of it minor axis

A. 10.5cm
B. 5cm
C. 10cm
D. 12cm

Question 83:

• JAMB 2015

How many sides has a regular polygon whose interior angles are 120°each

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

Question 84:

• JAMB 2014

How many sides has a regular polygon whose interior angle is 135°?

A. 12
B. 10
C. 9
D. 8

Question 85:

• JAMB 2014

A cylindrical tank has a capacity of 6160m³. What is the depth of the tank if the radius of its base is 28cm?

A. 8.0m
B. 7.5m
C. 5.0m
D. 2.5m