semoga membantu,maaf baru bisa jwb 2 soal:)
11.k=s+s
=sisi bawah(10+10+15)+sisi samping(40+40)+10+10+15
=35+80+10+10+15
=150 cm
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semoga membantu,maaf baru bisa jwb 2 soal:)
11.k=s+s
=sisi bawah(10+10+15)+sisi samping(40+40)+10+10+15
=35+80+10+10+15
=150 cm