Jawaban:
a. sudut B = 180° - sudut A
= 180° - 50°
= 130°
b. sudut B = 180° - sudut A
= 180° - 75°
= 105°
c. sudut B = 180° - sudut A
= 180° - 15°
= 165°
d. sudut B = 180° - sudut A
= 180° - 152°
= 28°
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Jawaban:
a. sudut B = 180° - sudut A
= 180° - 50°
= 130°
b. sudut B = 180° - sudut A
= 180° - 75°
= 105°
c. sudut B = 180° - sudut A
= 180° - 15°
= 165°
d. sudut B = 180° - sudut A
= 180° - 152°
= 28°