Rumus Jumlah dan Selisih pada Trigonometri
Quiz
•
Mathematics
•
11th Grade
•
Practice Problem
•
Hard
Ade Nasir
Used 55+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Ketinggian muka air pada muara sungai dalam satuan meter dinyatakan sebagai fungsi berikut.
T(α,β) = sinα+sinβ
Jika α menyatakan sudut bulan terhadap muara dan β menyatakan sudut arah angin, maka ketinggian muka air pada muara ketika α = 15° dan β = 105° adalah ….
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Rio diminta gurunya menggambar sebuah segitiga PQR dengan panjang sisi berbeda. Selain menggambar dia pun harus mengukur setiap sudutnya menggunakan busur derajat dan menentukan nilai sinus dari setiap sudutnya tanpa menggunakan kalkulator. Berdasarkan hasil pengukurannya diperoleh ukuran , dan . Rio hanya bisa menentukan nilai sinus dari dan . Bagaimana cara Rio menentukan nilai sinus ?
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Nilai sin 3x cos 4x + cos 3x sin 4x sama dengan nilai ...
sin 5x
sin 7x
sin 12x
sin 14x
-sin x
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diketahui (A+B) = dan sinA sinB = . Nilai dari cos (A-B) = ...
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diketahui cos B = dan sudut B lancip. Nilai sin 2B adalah ...
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jika , , dan , adalah sudut-sudut sebuah segitiga maka sin adalah ...
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
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