Solve the Problem $\frac { 841 } { 1200 } \mathrm { in }$

question 49

Multiple Choice

Solve the problem.
-A reflecting telescope has a parabolic mirror for which the distance from the vertex to the focus is 25 feet. If the distance across the top of the mirror is 58 inches, how deep is the mirror in the center?

• A) \(\frac { 841 } { 1200 } \mathrm { in }\).
• B) \(\frac { 841 } { 100 } \mathrm { in }\).
• C) \(\frac { 841 } { 14400 }\) in.
• D) \(\frac { 625 } { 116 } \mathrm { in }\).

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Definitions:

Cochlear Implant

A device that transforms sounds into electric pulses that directly stimulate the auditory nerve, bypassing the malfunctioning inner ear that ordinarily processes sound.

Auditory Nerve

A cranial nerve that transmits sound information from the cochlea in the inner ear to the brain.

Electric Pulses

Short bursts of electrical energy that are produced or used for communication, stimulation, or processing information in various technological and biological systems.

Multilingual

Multilingual describes the ability to use and understand more than one language, either by an individual or within a community.