Josephjenkins620
21.12.2020 •
Mathematics
Very simple thank you and please read carefully
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Ответ:
25/12
Step-by-step explanation:
what is the point if Cheat
Ответ:
Cos θ = 20/29
Step-by-step explanation:
Given that,
Sin θ = 21/29
We know that,
Sin^2 θ + cos^2 θ = 1
Cos θ = √(1 - sin^2 θ)
= √(1 - 441/841)
= √ (841-441) /841
=√ (400/841)
= 20/29
Cos θ = 20/29