Jawaban: c. 120°
Cara:
Besar sudut ABC adalah 180°.
ABC = ABD + BCD
180° = 6x + 3x
180° = 9x
x = 180° ÷ 9
x = 20°
Sudut ABD = 6 × 20° = 120°
Semoga dapat dimengerti 🙏🙏
Mathematics
Junior High
tentuakan besaran(abd
1
D
6x/34°
B
C
tentukan Besar <ABD
9.60
0
C. 120°
b. 90° d. 150°
Answers
Were you able to resolve your confusion?
Users viewing this question
are also looking at these questions 😉
