K = 40 + (20 + 5 + 5) + 5 + 5 + 20
= 40 + 30 + 5 + 5 + 20
= 100 cm
Jadi, kelilingnya adalah 100 cm.
Semoga membantu ^^
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K = 40 + (20 + 5 + 5) + 5 + 5 + 20
= 40 + 30 + 5 + 5 + 20
= 100 cm
Jadi, kelilingnya adalah 100 cm.
Semoga membantu ^^