A Picture Hanging in an Art Gallery Has a Frame

question 11

Multiple Choice

A picture hanging in an art gallery has a frame 15 inches high and the bottom of the frame is 6 feet above the floor. A person whose eye is 6 ft above the floor stands x feet from the wall. Let A be the angle formed by the ray from the person's eye to the bottom of the frame and the ray from the person's eye to the top of the frame. Write A as a function of x and graph y = A(x) .

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Definitions:

Portfolio's Risk

Portfolio's risk is the level of uncertainty associated with the returns on a collection of assets held by an investor.

Stocks

Financial instruments representing ownership shares in a company, entitling holders to a portion of the company's profits.

Diversified Portfolio

An investment strategy that involves holding a range of different investment vehicles in order to reduce risk.

Standard Deviations

A measure of the amount of variation or dispersion of a set of values, used in statistics to quantify the spread of a data set.