bantu plis jangan ngasal
Cari sisi miring (m)
- m² = 2² + 1²
- m² = 4 + 1
- m² = 5
- m = √5
[tex] \: \: [/tex]
Cari sin a
- sin a = sisi depan/sisi miring
- sin a = 1/√5
[tex] \: [/tex]
cari coses a
- cosec a = 1/sin a
- cosec a = 1/(1/√5)
- cosec a = √5
semoga bermanfaaat............
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