Tolong yaa plisss. Makasih
Matematika
nabilaaura26
Pertanyaan
Tolong yaa plisss. Makasih
2 Jawaban
-
1. Jawaban Septya27
7x+5x=180
12x=180
x=15°
➡7x=105° -
2. Jawaban Alessiazara
7x + 5x = 180°
12x = 180°
x = 180/12
= 15
ABD = 7 × 15
= 105°
Pelurus ABD = 180 - 105
= 75°