chillywhistle chillywhistle

12-07-2019
Mathematics

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Write an equation that could be used to find the the measure of angle R

Write an equation that could be used to find the the measure of angle R class=

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altavistard altavistard

12-07-2019

Answer:

16² = 10² + 14² - 2(10)(14)cos R

Step-by-step explanation:

Use the Law of Cosines:

16² = 10² + 14² - 2(10)(14)cos R

This matches the fourth (last) possible answer choice.

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