Answer the Question
-If a Rectangle Is X Feet Long $\sqrt { x + y }$

question 218

Multiple Choice

Answer the question
-If a rectangle is x feet long and y feet wide, which one of the following expressions is the length of its diagonal in terms of x and y?

• A) \(\sqrt { x + y }\)
• B) \(x ^ { 2 } + y ^ { 2 }\)
• C) \(\sqrt { x ^ { 2 } + y ^ { 2 } }\)
• D) \(x + y\)

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Definitions:

Extracellular Fluid

The fluid existing outside the cells, providing a medium for transporting nutrients, oxygen, and waste products to and from the cells.

Plasma Membrane

The lipid bilayer that encloses the cytoplasm of a cell, controlling the movement of substances in and out of the cell.

Selectively Permeable

A property of cell membranes that allows some substances to pass through while blocking others.

Intracellular Fluid

The liquid found inside the cells of the body, constituting about two-thirds of the total body water and playing a key role in cellular function and metabolism.