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Trigonometry
Two fire spotting towers are 17 km apart on an east-west line. From Tower A, a fire is seen
on a bearing of 130°. From Tower B, the same fire is spotted on a bearing of 200°. Which
tower is closest to the fire and how far is that tower from the fire? Draw a labelled diagram.
on a bearing of 130°. From Tower B, the same fire is spotted on a bearing of 200°. Which
tower is closest to the fire and how far is that tower from the fire? Draw a labelled diagram.
Trigonometry
At an angle of elevation 610 captain on a ship noticed a person on the top of a cliff waiving towards the ship. To see him better, captain moved his ship 92m closer to the cliff. The angle of elevation at that moment was 690 . Determine the height of the cliff to the nearest tenth of a meter.
Trigonometry
A ship sails on course N30oE finds a lighthouse bearing 120o true, 5
miles away.
1.) How far should the ship sails to find the lighthouse due south?
miles away.
1.) How far should the ship sails to find the lighthouse due south?
Trigonometry
Solve the following triangles. Identify the case # in each given
triangle.
6.) Given parts:
a= 173 b= 267 c=412
triangle.
6.) Given parts:
a= 173 b= 267 c=412
Trigonometry
Solve the following triangles. Identify the case # in each given
triangle.
5.) Given parts:
A= 78°48' b= 726 c= 938
triangle.
5.) Given parts:
A= 78°48' b= 726 c= 938
Trigonometry
Solve the following triangles. Identify the case # in each given
triangle.
4.) b= 4.2 c= 3.5 C= 51°48'
triangle.
4.) b= 4.2 c= 3.5 C= 51°48'
Trigonometry
Solve the following triangles. Identify the case # in each given
triangle.
3.) Given parts:
a= 4 b= 8 A=30°
triangle.
3.) Given parts:
a= 4 b= 8 A=30°
Trigonometry
Solve the following triangles. Identify the case # in each given
triangle.
2.) Given parts:
a= 20 b= 10 A= 30°
triangle.
2.) Given parts:
a= 20 b= 10 A= 30°
Trigonometry
Solve the following triangles. Identify the case # in each given
triangle.
1.) given parts:
c= 21.37 B= 37°6' C= 42°38'
triangle.
1.) given parts:
c= 21.37 B= 37°6' C= 42°38'
Trigonometry
Convert 45 32' 55" into decimal degrees to the nearest two decimal places.
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#339914 on Dec 2023
#339914 on Dec 2023