A 6 cm 20 cm FA 6 cm B • D

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter7: Exponents And Exponential Functions
Section7.1: Multiplication Properties Of Exponents
Problem 1DGP
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Parabolic Reflector A lamp with a parabolic reflector is shown in the figure. The bulb is placed at the focus, and the focal diameter is 12 cm.

(a) Find an equation of the parabola.

(b) Find the diameter d(C, D) of the opening, 20 cm from the vertex

A
6 cm
20 cm
FA
6 cm
B
• D
Transcribed Image Text:A 6 cm 20 cm FA 6 cm B • D
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