Multiple Choice Questions
Unit F7
Trigonometry
For each of these questions, choose the option that is TRUE.
1
This question refers to the triangle PQR in which angle QPR = 90°,
PR = 12 cm and
The length of QR, in cm, is
- (A)7
- (B)11
- (C)13
- (D)17
2
The diagram above shows a circle with centre O. A line ON is drawn
perpendicular to AB.
The length, in cm, of ON is
- (A)5
- (B)6
- (C)8
- (D)10
3
The triangle ABC above shows the angle of elevation of the top, B,
of a tower, BC, from A, to be 30°.
- (A)40 tan 30°
- (B)40 sin 60°
- (C)40 tan 60°
- (D)40 sin 30°
4
In the diagram above, which of the following is true?
- (A)sin e =
- (B)cos e =
- (C)sin e =
- (D)tan e =
5
Question 5 refers to the diagram below.
A plane travels from point A on a bearing 150° to a point B 10 km from A. How far east of A is B?
- (A)10 cos 60°
- (B)10 cos 30°
- (C)10 sin 60°
- (D)10 tan 30°
Total: -
of marks