Coordinate Geometry - Jamb Mathematics Past Questions and Answers

Question 16:

• JAMB 2016

An arc subtends an angle of 30^o at the centre of a circle radius 12cm. Calculate the length of the arc.

A. 6\(\pi\)cm
B. 2\(\pi\)cm
C. 3\(\pi\)cm
D. 9\(\pi\)cm

Question 17:

• JAMB 2016

An arc of the length 16\(\pi\)cm subtends an angle of 80^o at the centre of the circle. Find the radius of the circle.

A. 24cm
B. 28cm
C. 36cm
D. 32cm

Question 18:

• JAMB 2015

Find the x and y intercepts of the graph of 3x - z \(\leq\) 9

A. (3, -9)
B. (-3, 9)
C. (-3, -9)
D. (-3, 0)

Question 19:

• JAMB 2015

Find the equation of a line which is form origin and passes through the point (−3, −4)

A. Y = \( \frac{3x}{4} \)
B. Y = \( \frac{4x}{3} \)
C. Y = \( \frac{2x}{3} \)
D. Y = \( \frac{x}{2} \)

Question 20:

• JAMB 2015

If A = (−3,5) and B = (4,−1) find the co-ordinate of the mid point

A. 2, ½
B. ½ , 2
C. 1, ½
D. 0, 2