Solve the Problem $18 \mathrm {~cm}$ B) $12 \mathrm {~cm}$ C) $6 \mathrm {~cm}$

question 263

Multiple Choice

Solve the problem.
-The outside of a picture frame has a length which is 6 cm more than width. The area enclosed by the outside of the picture frame is 72 square cm. Find the width of the outside of the picture frame.

• A) \(18 \mathrm {~cm}\)
• B) \(12 \mathrm {~cm}\)
• C) \(6 \mathrm {~cm}\)
• D) \(8 \mathrm {~cm}\)

---

Definitions:

Just Noticeable Difference (Jnd)

The least alteration in a stimulus that is just noticeable by an organism.

Absolute Threshold

The minimum stimulus intensity required for detection by a sense organ, signifying the point at which a stimulus becomes perceptible to the senses.

Noticeable Threshold

A threshold is the level at which a stimulus becomes sufficiently strong to produce a discernible effect or reaction.

Range Threshold

The minimum and maximum values within which a particular sensory stimulus, action, or phenomenon is perceptible or has an effect.