Use the Parallelogram Rule to Find the Magnitude of the Resultant

question 111

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.
-A pilot wants to fly on a bearing of $69.2 ^ { \circ }$ . By flying due east, he finds that a $56 - \mathrm { mph }$ wind, blowing from the south, puts him on course. Find the airspeed of the plane.

• A) \(221 \mathrm { mph }\)
• B) \(147 \mathrm { mph }\)
• C) \(158 \mathrm { mph }\)
• D) \(74 \mathrm { mph }\)

---

Definitions:

User Cost

The cost associated with the use of a capital good, which includes the opportunity cost of not using the good in an alternative way and the depreciation cost.

Quantity Extracted

The amount of a resource or good that is removed or harvested from its source over a specific period.

Beginning of Year

The starting point of a calendar year or fiscal year used for accounting and other chronological purposes.

Extract

To remove or take out something, often using effort or force, particularly from a complex mixture or compound.