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Chapter 11.1 – 11.2 Review. I Geometry Team Competition. 12. a. 36. 36. 10. To find the apothem, find the measure of the central angle. Set up a trig ratio to find b (or use Pythagorean Theorem). Set up a trig ratio to find a. b.
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Chapter 11.1 – 11.2 Review I Geometry Team Competition
12 a 36 36 10 To find the apothem, find the measure of the central angle Set up a trig ratio to find b (or use Pythagorean Theorem) Set up a trig ratio to find a b Each side of the pentagon is equal to 2b Perimeter = 5(11.776) = 58.779
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