7. Two lighthouses A and B are 50 km apart. At 4am, a freighter is sighted at point C as shown in the diagram below. в 50 km 25 105 a. How far is the freighter from lighthouse B? Show your Law of Sines work. b. How far is the freighter from lighthouse A? Show your Law of Cosines work.
7. Two lighthouses A and B are 50 km apart. At 4am, a freighter is sighted at point C as shown in the diagram below. в 50 km 25 105 a. How far is the freighter from lighthouse B? Show your Law of Sines work. b. How far is the freighter from lighthouse A? Show your Law of Cosines work.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Transcribed Image Text:7. Two lighthouses A and B are 50 km apart. At 4am, a freighter is sighted at point C as shown
in the diagram below.
B
50 km
25
105
a. How far is the freighter from lighthouse B? Show your Law of Sines work.
b. How far is the freighter from lighthouse A? Show your Law of Cosines work.
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