Form 3 - Chapter 5

In the diagram, PQR is a right angled triangle. Find the value of sin θ .

• 12/5

• 5/12

• 5/13

• 12/13

In the diagram, RST is a right angled triangle. Given that RS:RT = 3:5, find sin θ

• 3/5

• 4/5

• 5/4

• 5/3

In the diagram JKL is an isosceles triangle. Find the value of cos β.

• 8/6

• 64/8

• 6/8

• No correct answer

Angles at the circumference subtended by the different arc are equal

• False

• True

Angle at the centre of a circle is twice the angle at the circumference subtended by the same arc

• False

• True

• Maybe

Find the value of x in each of the following diagram.

• 10

• 20

• 40

• 80

AOB is the diameter of the circle with centre O.

Find the value p.

• 45

• 90

• 60

• 30