Mathematics, 24.05.2020 01:02, nessaty13

In triangle ABC, a = 11 in, the measure of angle b is 70 degrees, and c = 9 in.
using formula b^2 = a^2 + c^2 - 2ac (cos B)
What is b, rounded to the nearest tenth?

Answers: 1

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In triangle ABC, a = 11 in, the measure of angle b is 70 degrees, and c = 9 in.
using formula...