Mathematics Quiz

In a circle, the angle at the centre is twice the angle at the ______.

• Tangent

• Arc

• Circumference

• Radius

sin 30° = ______

• 0.5

• 0.707

• 0.866

• 1

If y varies directly as x and y = 10 when x = 2, find y when x = 6.

• 15

• 20

• 25

• 30

The solution of the equation x2−9=0 is ______

• x = 3 only

• x = -3 only

• x = ±3

• x = 0

The logarithm of 1000 to base 10 is ______

• 1

• 2

• 3

• 0

Two events are mutually exclusive if ______

• Both can occur at the same time

• One occurs, the other must not

• They depend on each other

• They have equal outcomes

Simplify: log⁡10(100)

• 0

• 1

• 2

• 3

Find the median of 3, 7, 5, 9, 11

• 5

• 7

• 9

• 11

In trigonometry, tanθ = ______

• sinθ/cosθ

• cosθ/sinθ

• sinθ × cosθ

• 1/sinθ

The bearing of East is ______

• 0°

• 90°

• 180°

• 270°