You are looking at an eye chart that is 20 feet away. Your eyes are level with
Question:
You are looking at an eye chart that is 20 feet away. Your eyes are level with the bottom of the "E" on the chart. To see the top of the "E," you look up 1°. How tall is the "E"?
Transcribed Image Text:
1° 20 ft E 1 FP 2
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To calculate the height of the E on the eye chart we can use trigonom...View the full answer
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Related Book For
Holt McDougal Larson Geometry
ISBN: 9780547315171
1st Edition
Authors: Ron Larson, Laurie Boswell, Timothy D. Kanold, Lee Stiff
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