Find the nearest distance between two tunnels using cosine

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Find the nearest distance between two tunnels using cosine rule.

In a mine, two tunnels are dug starting at the same point.  One tunnel is 237 M long and the other tunnel is 387 M long.  Find the distance between the ends of the tunnels, to the nearest M, if the angle contained between them is 1130.

Reference no: EM13357205

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