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G-SRT.10 Warmup M3-042-A07-V03

Prove the Laws of Sines and Cosines and use them to solve problems.

Choose whether to use the Law of Sines or the Law of Cosines first

Problem

The triangle shown gives \(\text{all}~\text{three}~\text{side}~\text{lengths}\) and \(\text{no}~\text{angles}\). Name the law to use first.

A genuine triangle marking exactly the three known sides information without naming the solving law. Open full size
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Four variants of this problem type
Curriculum context
Course
Math III
Standard
G-SRT.10
Category
Geometry
Domain
Similarity, Right Triangles, and Trigonometry
Objective
Prove the Laws of Sines and Cosines and use them to solve problems.
Problem type
Choose whether to use the Law of Sines or the Law of Cosines first