
Hateem S.
asked 11/28/20A pipeline is to be constructed...
A pipeline is to be constructed between points A and B on opposite sides of a river, as shown in the figure. To determine the amount of pipe needed, using a theodolite at point A, a right triangle ACB is constructed with point C approximately 120 feet from A. At point A, the transit is used to determine that the angle F is 40°. Determine the amount of pipe needed to connect points A and B. (Round your answer to one decimal place.)
1 Expert Answer

Mark M. answered 11/28/20
Mathematics Teacher - NCLB Highly Qualified
sin 40º = 120 / AB
Can you solve for AB and answer?
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Mark M.
Where is point F?11/28/20