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8a + 35 - 47 = 180
a = 24
sudut EFH = 3a + 35 = 3x24 + 35 = 107 derajat
sudut GFH = 180 - sudut EFH = 73 derajat
3a + 35+5a-47=180
8a = 180 - 35 + 47
8a= 192
a = 192/8=24
b.
sudut efh
3a+35
=3×24+35
= 107
sudut gfh
5a-47
= 5 × 24 - 47
= 73
selamat belajar ayo sama sama berjuang ukk matematika tembus nilai 100