Matematika Sekolah Menengah Pertama Tolong ya:) no. 24Note:yg kpopers cp​

abdullahskilesulv – April 11, 2023

Tolong ya:) no. 24

Note:yg kpopers cp​

Jawaban:

D. 6° dan 32°

Penjelasan dengan langkah-langkah:

180° = 3x + 10 + 2x + 30

= 5x + 30

x = 30 : 5

x = 6

ABC = 2 (6) + 20

= 12 + 20

= 32

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