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In ΔQRS, q = 1.3 inches, r = 1.6 inches and ∠S=157°. Find the length of s, to the nearest 10th of an inch.
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May 25, 2021
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In ΔQRS, q = 1.3 inches, r = 1.6 inches and ∠S=157°. Find the length of s, to the nearest 10th of an inch.
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Shernette
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Answer:
2.8
Explanation:
using cosine rule
=
s =
= 2.842 = 2.8
Chiubaka
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May 30, 2021
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