Jawaban:
jawaban tertera, semoga membantu :)
a. sudut KLN dan sudut MLN adalah sudut berpelurus maka jumlahnya 180°
3x + 15° + 2x + 10° = 180°
5x + 25° = 180°
5x = 180° - 25°
5x = 155°
x = 155°/5
x = 31°
b. sudut KLN = 3x + 15°
= 3(31°) + 15°
= 93° + 15°
= 108°
c. sudut MLN = 2x + 10°
= 2(31°) + 10°
= 62° + 10°
= 72°
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Jawaban:
jawaban tertera, semoga membantu :)
Jawaban:
a. sudut KLN dan sudut MLN adalah sudut berpelurus maka jumlahnya 180°
3x + 15° + 2x + 10° = 180°
5x + 25° = 180°
5x = 180° - 25°
5x = 155°
x = 155°/5
x = 31°
b. sudut KLN = 3x + 15°
= 3(31°) + 15°
= 93° + 15°
= 108°
c. sudut MLN = 2x + 10°
= 2(31°) + 10°
= 62° + 10°
= 72°