3 years ago

Chords and Arcs - Guided Practice

Mathematics

1 answer:

Mariulka [41]3 years ago

3 0

Answer:

Step-by-step explanation:

A) 120 / 2 = 60°

B) 180 - 90 60 = 30°

C) 60° same as arc length GE in part A above

D) 9 units = Rsinθ = 18sin30

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