Use the Fundamental Identities to Find the Value of the Trigonometric

question 2

Multiple Choice

Use the fundamental identities to find the value of the trigonometric function.
-An alien observer on Planet X can approximate distances in the sky by using his "hand" at arm's length. An outstretched hand is about 35 arc degrees, a clenched fist is about 25 arc degrees, and a
Thumb corresponds to about 1 arc degree. (i) If one clenched fist plus one outstretched hand covers
The distance between two stars, about how far apart in arc degrees are the stars? (ii) The apparent
Size of Moon X as observed from Planet X is about 21 arc minutes. Approximately what part of an
Observer's thumb would cover Moon X?

• A) (i) 26 arc degrees; (ii) approximately \(\frac { 1 } { 2 }\) of a thumb
• B) (i) 60 arc degrees; (ii) approximately \(\frac { 1 } { 3 }\) of a thumb
• C) (i) 50 arc degrees; (ii) approximately \(\frac { 1 } { 4 }\) of a thumb
• D) (i) 61 arc degrees; (ii) approximately \(\frac { 1 } { 5 }\) of a thumb

---

Definitions:

Email

A method of exchanging digital messages over the Internet or other computer networks.

Voice Mail

An electronic system that records and stores voice messages for later playback by the intended recipient.

Investigative Interviews

A method used by employers to inquire into and find facts about a specific incident or misconduct within the organization.

Employee's Offence

An act of misconduct or violation of company policies committed by an employee.