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If cos(90-θ)=BC/CA, write the ratio of cosθ?

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If cos(90-θ)=BC/CA, write the ratio of cosθ?

asked Jul 15, 2023 60.7k views

19 votes

If cos(90-θ)=BC/CA, write the ratio of cosθ?

Mathematics
high-school

Peter Pei Guo asked

by Peter Pei Guo

8.1k points

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1 Answer

8 votes

Answer:

Solution given:

cos(90-θ)=BC/CA

we have

cos(90-θ)=Cosθ

so

ratio of cosθ is BC/CA

MonkeyMonkey answered Jul 19, 2023

by MonkeyMonkey

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