Question
Download Solution PDFযদি
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFপ্রদত্ত:
অনুসৃত সূত্র:
tanθ =
tanθ =
গণনা:
2(sinθ + cosθ ) = 3(sinθ - cosθ)
2 sinθ + 2cosθ = 3 sinθ - 3 cosθ
5 cosθ = sinθ
tanθ = 5
এখন, লম্ব = 5 এবং ভূমি = 1
পিথাগোরাসের উপপাদ্য ব্যবহার করে,
H2 = P2 + B2
H2 = 25 + 1
H =
এখন, sinθ = P/H এবং cosθ = B/H
sinθ =
cosθ =
প্রশ্ন অনুযায়ী,
=
=
∴ সঠিক উত্তর হল
Last updated on Jul 21, 2025
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