29. The parabolic reflector of an automobile headlight is 12 cm. in diameter and 4 cm. in depth. What is the surface area in sq.cm? A. 153.94 B. 146.84 C. 142.64 D. 152.64

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter12: Quadratic Functions
Section12.8: Joint And Combined Variation
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29. The parabolic reflector of an automobile headlight is 12 cm. in
diameter and 4 cm. in depth. What is the surface area in sq.cm?
A. 153.94
B. 146.84
C. 142.64
D. 152.64
Transcribed Image Text:29. The parabolic reflector of an automobile headlight is 12 cm. in diameter and 4 cm. in depth. What is the surface area in sq.cm? A. 153.94 B. 146.84 C. 142.64 D. 152.64
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