Use the Parallelogram Rule to Find the Magnitude of the Resultant

question 169

Multiple Choice

Use the parallelogram rule to find the magnitude of the resultant force for the two forces shown in the figure. Round to
one decimal place.
-Two people are carrying a box. One person exerts a force of 138 pounds at an angle of $49.2 ^ { \circ }$ with the horizontal. The other person exerts a force of 93 pounds at an angle of $59.5 ^ { \circ }$ . Find the weight of the box.

• A) \(285 \mathrm { lb }\)
• B) \(231 \mathrm { lb }\)
• C) \(190 \mathrm { lb }\)
• D) \(121 \mathrm { lb }\)

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