1 Answer

Ashkangh · Answer 1 · 2019-02-04T05:45:41+0000

For this case, we must use the formula given in the figure:
sine (25) = 9 / c.
From here we must clear the value of c to find the measure of AB.
Clearing c we have:
c = 9 / (sine (25))
c = 21.29581425
nearest tenth
c = 21.3
Answer:
c = 21.3

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