Tolong dijawab yg no. 8,9,17,18
Matematika
Rahayumedan
Pertanyaan
Tolong dijawab yg no. 8,9,17,18
1 Jawaban
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1. Jawaban ChikoYT
8. d. PQ
9. 4x + 5 = 90 - x + 5
4x + x = 90 + 5 - 5
5x = 90
x = 18
KOL = 4x + 5
= 4x18 + 5
= 72 + 5 = 79 ( gak ada jawabannya )
17. B. tenggara dan selatan = sudut lancip
18. saya gak tau