GEOMETRY AND TRIGONOMETRY - Jamb Mathematics Past Questions and Answers

Question 16:

• JAMB 2019

In the diagram above, O is the centre of the circle ABC, < ABO = 26° and < BOC = 130°. Calculate < AOC.

A. 26°
B. 13°
C. 80°
D. 102°

Question 17:

• JAMB 2019

Each of the interior angles of a regular polygon is 140°. Calculate the sum of all the interior angles of the polygon.

A. 1080°
B. 1260°
C. 2160°
D. 1800°

Question 18:

• JAMB 2019

Find the equation of the locus of a point A(x, y) which is equidistant from B(0, 2) and C(2, 1)

A. 4x + 2y = 3
B. 4x - 3y = 1
C. 4x - 2y = 1
D. 4x + 2y = -1

Question 19:

• JAMB 2019

Find the distance between the points C(2, 2) and D(5, 6).

A. 13 units
B. 7 units
C. 12 units
D. 5 units

Question 20:

• JAMB 2019

Find the equation of a line perpendicular to the line 4y = 7x + 3 which passes through (-3, 1)

A. 7y + 4x + 5 = 0
B. 7y - 4x - 5 = 0
C. 3y - 5x + 2 = 0
D. 3y + 5x - 2 = 0