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1. For each of the following answer; Always True, Sometimes True or Never True (False). Justify your answer. a) The COSINE LAW turns into the COSINE ratio when the angle used is 90°.

1. For each of the following answer; Always True, Sometimes True or Never True (False). Justify your answer. a) The COSINE LAW turns into the COSINE ratio when the angle used is 90°.

Trigonometry (MindTap Course List)
Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter7: Triangles
Section: Chapter Questions
Problem 1GP
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1. For each of the following answer; Always True, Sometimes True or Never True (False). Justify your answer. a) The COSINE LAW turns into the COSINE ratio when the angle used is 90°. b) You can completely SOLVE any triangle provided you are given : ny combination of either 3 sides or 3 angles a (or any mixture of 3 of these!). c) The Ambiguous case of the sine law must be considered when to form a triangle. ie side opposite the prescribed angle is too short
Transcribed Image Text:1. For each of the following answer; Always True, Sometimes True or Never True (False). Justify your answer. a) The COSINE LAW turns into the COSINE ratio when the angle used is 90°. b) You can completely SOLVE any triangle provided you are given : ny combination of either 3 sides or 3 angles a (or any mixture of 3 of these!). c) The Ambiguous case of the sine law must be considered when to form a triangle. ie side opposite the prescribed angle is too short
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