Answered: What is the measure of side "b" in the…

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What is the measure of side "b" in the triangle in the following figure? a b 70° 50° 15

Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter72: Oblique Triangles

Section: Chapter Questions

Problem 20A: A 2.10-ft side, a 3.05-ft side, a 2930' angle opposite the 3.05-ft side.

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Question

What is the measure of side "b" in the triangle in the following figure?
a
b
70°
50
15
A O
16.8
18.4
CO
12.2
DO
17.9

Expert Solution

Step 1

$F o r a ∆ A B C$

Sine rule is given by

$\frac{a}{\sin (A)} = \frac{b}{\sin (B)} = \frac{c}{\sin (C)}$

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