Four Vectors All Have the Same Magnitude $\theta$ Between Adjacent Vectors Is 45

question 19

Multiple Choice

Four vectors all have the same magnitude. The angle $\theta$ between adjacent vectors is 45 $\degree$ as shown. The correct vector equation is:

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Definitions:

Hemophilia

A rare genetic disorder in which the blood doesn't clot properly due to the lack of sufficient blood-clotting proteins, leading to excessive bleeding.

Hypoxia

A condition in which the body or a region of the body is deprived of adequate oxygen supply at the tissue level.

Sideropenia

A condition characterized by reduced levels of iron in the blood, leading to iron deficiency anemia.

Hypercalcemia

A condition characterized by an abnormally high level of calcium in the blood.