HELP FAST!!! Ellen wants to purchase a book that is regularly priced at $18. The book is discounted 15%. She also needs to pay a
1 answer:
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Answer:
y ≈ 2.5
Step-by-step explanation:
Using the Sine rule in Δ XYZ
=
, substitute values
=
( cross- multiply )
y sin50° = 2 sin75° ( divide both sides by sin50° )
y = ≈ 2.5 ( to the nearest tenth )