Matematika PLIS KALO ADA ANAK YTIM GWEJH REPOT​

PLIS KALO ADA ANAK YTIM GWEJH REPOT​

3a° + 105° = 180°

3a° = 180° - 105°

3a° = 75°

a = 75°/3

a = 25°

[tex] \: [/tex]

a = b

b = a

b = 25°

.

Maka:

a + b

= 25° + 25°

= 50°

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