Perhatikan gambar berikut. Nilai cos P = . . . .
Matematika
karina2119
Pertanyaan
Perhatikan gambar berikut.
Nilai cos P = . . . .
Nilai cos P = . . . .
1 Jawaban
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1. Jawaban livia371
RP = √117-81 = √36 = 6
cos P = 6/3√13 = 2/√3 = 2/√3 × √3/√3 = 2√3/3 ( E )