If a vector $\overrightarrow { \mathrm { A } }$ has components A_x

Name: If a vector $\overrightarrow { \mathrm { A } }$ has components A x y < 0, then the angle that this vector makes with the positive x-axis must be in the range A)0° to 90° B)90° to 180° C)180° to 270° D)270° to 360° E)cannot be determined without additional information
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Question

If a vector $\overrightarrow { \mathrm { A } }$ has components A_x < 0, and A_y < 0, then the angle that this vector makes with the positive x-axis must be in the range A)0° to 90° B)90° to 180° C)180° to 270° D)270° to 360° E)cannot be determined without additional information

Quizplus · Accepted Answer

If both components A_x and A_y are negative, the vector lies in the third quadrant, where angles range from 180° to 270°.

If a Vector A→\overrightarrow { \mathrm { A } }A Has Components Ax < 0, and Ay < 0, Then

If a Vector $\overrightarrow { \mathrm { A } }$ Has Components A_x < 0, and A_y < 0, Then