Tolong yaa pakai cara
Matematika
Kezia1111111
Pertanyaan
Tolong yaa pakai cara
1 Jawaban
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1. Jawaban karimatulrizqi
<D=<B
<A+<B=180
(x+15)+(4x+15)=180
5x+30=180
5x =180-30
5x =150
x =30
<D= 4x+15
=4.30 +15
=120+15
=135