When the vector sum of three co-planar forces, $\vec{A}$ , $\overrightarrow{\mathbf{B}}$ and $\overrightarrow{\mathbf{C}}$ , is parallel to $\vec{A}$ , we can conclude that $\overrightarrow{\mathbf{B}}$ and $\overrightarrow{\mathbf{C}}$ :
A)must sum to zero.
B)must be equal and opposite.
C)must have equal and opposite components perpendicular to $\vec{A}$ .
D)must have equal and opposite components parallel to $\vec{A}$ .
E)must have equal and opposite components parallel and perpendicular to $\vec{A}$ .

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The Answer of When the vector sum of three co-planar forces, $\vec{A}$ , $\overrightarrow{\mathbf{B}}$ and $\overrightarrow{\mathbf{C}}$ , is parallel to $\vec{A}$ , we can conclude that $\overrightarrow{\mathbf{B}}$ and $\overrightarrow{\mathbf{C}}$ :
A)must sum to zero.
B)must be equal and opposite.
C)must have equal and opposite components perpendicular to $\vec{A}$ .
D)must have equal and opposite components parallel to $\vec{A}$ .
E)must have equal and opposite components parallel and perpendicular to $\vec{A}$ .

When the Vector Sum of Three Co-Planar Forces A⃗\vec{A}A B→\overrightarrow{\mathbf{B}}B And C→\overrightarrow{\mathbf{C}}C

When the Vector Sum of Three Co-Planar Forces $\vec{A}$ $\overrightarrow{\mathbf{B}}$ And $\overrightarrow{\mathbf{C}}$