Jawab:
Penjelasan dengan langkah-langkah:
No.13 :
180 - 118 = 62 => segaris
180 = 62 + 62 + (2x + 6) => Δsamakaki
2x = 180 - 62 - 62 - 6
2x = 50
X = 50/2 = 25 jawaban C
No.15 :
ABC = BCE + BAD
60 = 30 + BAD
BAD = 60 - 30 = 30
BAG = 180 - BAD => segaris
= 180 - 30
= 150
Jawaban B
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Jawab:
Penjelasan dengan langkah-langkah:
No.13 :
180 - 118 = 62 => segaris
180 = 62 + 62 + (2x + 6) => Δsamakaki
2x = 180 - 62 - 62 - 6
2x = 50
X = 50/2 = 25 jawaban C
No.15 :
ABC = BCE + BAD
60 = 30 + BAD
BAD = 60 - 30 = 30
BAG = 180 - BAD => segaris
= 180 - 30
= 150
Jawaban B