Nyatakan ukuran sudut sudut berikut kedalam ukuran menit dan detik A.2 radian B.5/2 radian
Matematika
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Pertanyaan
Nyatakan ukuran sudut sudut berikut kedalam ukuran menit dan detik
A.2 radian
B.5/2 radian
A.2 radian
B.5/2 radian
1 Jawaban
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1. Jawaban whongaliem
1 rad = 57,296°
a) 2 rad = 2 x 57,296°
= 114,592°
= 114° + 592/1000 x 60'
= 114° + 35,52'
= 114° + 35' + 52/100 x 60"
= 114° + 35' + 31"
= 114° 35' 31"
b) 5/2 rad = 5/2 x 57,296°
= 143,24°
= 143° + 24/100 x 60'
= 143° + 14,4'
= 143° + 14' + 4/10 x 60"
= 143° + 14' + 24"
= 143° 14' 24"