tolong bantu kak besok di kumpul
Cari sisi miring (m):
- m = √((√3)² + 1²)
- m = √(3 + 1)
- m = √4
- m = 2
[tex] \: [/tex]
cari cos b:
- cos b = sisi samping/sisi miring
- cos b = 1/2
[tex] \: [/tex]
cari sec b:
- sec b = 1/(cos b)
- sec b = 1/(½)
- sec b = 2