Solve
-To Find the Distance $\mathrm { AB }$ Across a River, a Distance

question 43

Multiple Choice

Solve.
-To find the distance $\mathrm { AB }$ across a river, a distance $\mathrm { BC }$ of $786 \mathrm {~m}$ is laid off on one side of the river. It is found that $\mathrm { B }$ $= 110.2 ^ { \circ }$ and $\mathrm { C } = 13.5 ^ { \circ }$ . Find $\mathrm { AB }$ .

• A) \(224 \mathrm {~m}\)
• B) \(221 \mathrm {~m}\)
• C) \(182 \mathrm {~m}\)
• D) \(185 \mathrm {~m}\)