Pythag
Trig
Bearings
Sine
Cosine
100
Find the length of the unknown side in this triangle, to one decimal place.
15.8 mm
100
In the triangle shown,
sintheta
12/13
100
The direction shown has a three figure bearing of...
120 degrees
100
To find length C, we should use....
12*sin100/sin50
100
What calculation should you use to find length C?
sqrt(21^2+29^2-2*21*29*cos47)
200
Find the length of the missing side, to one decimal place.
7.4 cm
200
The unknown length, x, is given by...
(Note - don't give a final answer, but what would you type into your calculator)
24 cos36
200
If a person walked in the direction shown, the three figure bearing that would take them back to their starting point is...?
130 degrees
200
In this triangle, angle C equals...
46.3 degrees
200
For the given triangle, what calculation would you do to find angle x?
cos^-1((7^2+5^2-6^2)/(2*7*5))
300
A flying fox on a school camp starts from a tower 25 m high and finishes on the ground, 100 metres from the base of the tower. What is the distance travelled along the flying fox to the nearest metre?
103 m
300
To find the angle, we need to use...
(Note - do not give the final answer, just the calculation)
cos^-1(15/19)
300
A bushwalker stopped to rest on a road that ran north-south. The walker left the road by travelling 7km on a bearing of 300 degrees. Find the shortest distance back to the road, to one decimal place
6.1 km
300
Find the length of side b to two decimal places.
14.02cm
300
Find the smallest angle in the triangle shown to one decimal place.
40.7 degrees
400
The cube shown in the diagram has sides of 3cm.
Find the length of AC (to three decimal places) and AG (to two decimal places)
AC = 4.243 cm
AG = 5.20 cm
400
Find the length of x to 2 decimal places
35.87 cm
400
A car travelled 30km east, then travelled 25km on a bearing of 070 degrees. How far was the car from its starting point? Answer to 2 decimal places.
54.17 km
400
In the triangle ABC, angle A = 112 degrees, side a = 65, side c = 48. Find angle C
43.2 degrees
400
In the triangle ABC, side a = 31, side b = 47 and side c = 52. Find angle B
63.2 degrees
500
Find the length of the longest pencil that will fit inside a cylinder with height 15cm and diameter of 8 cm.
17 cm
500
A road rises 15cm for every 2m travelled horizontally.
Draw an image to represent this AND find the angle of the slope to the nearest degree.
4 degrees incline.
500
A wombat waddled 1200 metres west, then 500 metres south. What is the bearing of the wombat from its starting point to the nearest degree.
247 degrees
500
An air-traffic controller at airport A recieved a distress call from an aeroplane low on fuel. The bearing of the plane from A was 070 degrees. From Airport B, 80 km north of airport A, the bearing of the aero plane was 120 degrees.
Find the distance to the cloest airport, to two decimal places.
Closest airpot is A.
Distance is 90.44km
500
A bushwalker walked 12 km west, from point A to point B. Her friend walked 14 km, from point A to point C, as shown in the diagram. The distance from B to C is 9 km.
Find angle A, to one decimal place.
What is the bearing of point C from A? Give the bearing to the nearest degree
Angle A = 39.6 degrees
Bearing of C from A = 310 degrees