The gradient of the line 2y - 4x = 3 is:
4.
-2.
2.
-4.
The circumference of a circle in terms of π, with radius 3cm is:
3π cm.
18π cm.
6π cm.
9π cm.
The x-coordinate of the the points M (x, y) of the points P(0, 3) and Q(4, -3) is:
-6.
3.
The figure is a circle with centre O and a chord PQ subtending an angle of 70° at the centre, O.
The value of the angle marked θ is:
55°.
20°.
35°.
70°.
The lines with equations y = m₁x + c and y = m₂x + k are perpendicular if:
m₁m₂ = -1.
m₁ = m₂.
2m₁ = m₂.
m₁m₂ = 1.
