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Refer to figure Find a the magnitude, b ...

Refer to figure Find a the magnitude, b x and y components and c. the angle with the X-axis of the resultant of `vec(OA), vec(BC) and vec(DE)`.
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The correct Answer is:
A, B, C, D
x component of `vec(OA)=2 cos 30^@=sqrt(3)`
x component of `vec(BC)=1.5 cos 120^@` =- 1.5/2=-0.75)
x compon ent of `vec(DE)=1 cos 270^@`= `1xx0=0`,
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