The Angle Between Two Plane Mirrors That Meet at One

question 25

Multiple Choice

The angle between two plane mirrors that meet at one edge is 45°. The change in direction of a ray that strikes the first mirror at a 60° angle of incidence when that ray reflects from the second mirror is

• A) 0°.
• B) 45°
• C) 90°
• D) 150°
• E) 270°

---

Definitions:

Discriminatory Manner

Acting in a way that makes an unfair distinction in treating people, especially on the grounds of race, age, or sex.

Prejudicial Remarks

Statements or comments that are unfair or biased, often based on stereotypes, leading to the discrimination of individuals or groups.

Discrimination

The unfair or biased treatment of various groups of individuals, frequently rooted in differences such as racial background, age, gender, or physical abilities.

Race

A social construct used to categorize humans into large and distinct groups based on physical characteristics, ancestry, culture, or history.