tylerbryant tylerbryant

22-06-2017
Mathematics

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Point F is on circle C. What is the length of line segment GF? 12.5 units 15.0 units 17.5 units 20.0 units

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HomertheGenius HomertheGenius

29-06-2017

We know that CF = 7.5 ( radius )GF = GC + CFWe will calculate GC using the Pythagorean theorem:GC² = 10² + 7.5²GC² = 100 + 56.25GC² = 156.25GC = √ 156.25GC = 12.5Finally:
GF = 12.5 + 7.5GF = 20Answer: D ) 20 units.

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