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To find the distance AB across a river, a distance BC= 205 is laid off on one side of the river. It is found that B = 113° and C = 18°. Find AB. See the picture below. Click on the picture to see it more clearly.

To find the distance AB across a river, a distance BC= 205 is laid off on one side of the river. It is found that B = 113° and C = 18°. Find AB. See the picture below. Click on the picture to see it more clearly.

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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To find the distance AB across a river, a distance BC = 205 is laid off on one side of the river. It is found that B = 113° and C= 18°. Find AB. See the picture below. Click on the picture to see it more clearly. AB= Lang جا B A Sig C
Transcribed Image Text:To find the distance AB across a river, a distance BC = 205 is laid off on one side of the river. It is found that B = 113° and C= 18°. Find AB. See the picture below. Click on the picture to see it more clearly. AB= Lang جا B A Sig C
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