Jawab:
Penjelasan dengan langkah-langkah:
Berpelurus = 180°
Perb 4 : 5
4x + 5x =180
9x = 180
x=180/9 = 20
4x = 4.20 = 80°
5x = 5.20 = 100°
a. 80° besar sudutnya
b. 100° pelurus sudut
maaf kalo salah ya kak
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Jawab:
Penjelasan dengan langkah-langkah:
Berpelurus = 180°
Perb 4 : 5
4x + 5x =180
9x = 180
x=180/9 = 20
4x = 4.20 = 80°
5x = 5.20 = 100°
a. 80° besar sudutnya
b. 100° pelurus sudut
maaf kalo salah ya kak