Use the Theorem That Relates the Sum of Degrees to the Number

question 57

Multiple Choice

Use the theorem that relates the sum of degrees to the number of edges to determine the number of edges in the graph.
-A graph with 5 vertices, three of degree 2 and two of degree 3.

• A)12 edges
• B)6 edges
• C)9 edges
• D)5 edges

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Definitions:

Secondary Xylem

The part of the plant vascular system that transports water and nutrients from the roots to the shoots and leaves, typically forming wood in trees.

Cork Cambium

A layer of tissue in plants that produces cork cells to replace or augment the plant's outer epidermis, contributing to the bark's development.

Secondary Phloem

The part of a plant's vascular system that transports nutrients and is formed after the primary growth phase.

Cork

Outer covering of the bark of trees; made of dead cells that may be sloughed off.