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Type: Multiple-Choice
Category: Pythagorean Theorem and Applications
Level: Grade 10
Standards: HSG-SRT.C.8
Author: nsharp1
Created: 4 years ago

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Pythagorean Theorem and Applications Question

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Grade 10 Pythagorean Theorem and Applications CCSS: HSG-SRT.C.8

In the circle shown, with center O, AC=7 in. and CB=4.5 in. (where ¯CB is not drawn). What is the length of the radius of the circle, rounded to one decimal place? Hint: an angle inscribed in a semicircle is a right angle.
Circle ABC
  1. 2.7 in.
  2. 4.2 in.
  3. 5.4 in.
  4. 8.3 in.