For item 4, illustrate the problem, the triangle diagram, and solve for the problems.  4. A Three boats are at sea: Jenny one (J1), Jenny two (J2), and Jenny three (J3). The crew of J1 can see both J2 and J3. The angle between the line of sight to J2 and the line of sight to J3 is 45 degrees. If the distance between J1 and J2 is 2 miles and the distance between J1 and J3 is 4 miles, what is the distance between J2 and J3? Round of your answer in nearest whole number.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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For item 4, illustrate the
problem, the triangle diagram, and solve for the problems.

 4. A Three boats are at sea: Jenny one (J1), Jenny two (J2), and Jenny three (J3). The crew of J1 can
see both J2 and J3. The angle between the line of sight to J2 and the line of sight to J3 is 45
degrees. If the distance between J1 and J2 is 2 miles and the distance between J1 and J3 is 4
miles, what is the distance between J2 and J3? Round of your answer in nearest whole number.

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