What Is Meant by the "Normal" to a Surface

question 128

Multiple Choice

What is meant by the "normal" to a surface?

• A)a line perpendicular to the surface at a given point
• B)the angle between the surface and the light ray
• C)a line parallel to the surface at a given point
• D)the direction of a reflected ray

---

Definitions:

Dividends Paid

The portion of a company's earnings that is distributed to shareholders.

Retained Earnings

The portion of net income not distributed as dividends to shareholders but reinvested in the company or kept as reserve.

Tax Schedule

A chart or table provided by taxing authorities that shows the tax rate that applies to different levels of taxable income.

Married Couples

Two individuals legally united in marriage, recognized for various legal, social, or tax purposes.