100 Facts Penguins- Arctic Birds, Cold Climate Wildlife, Educational Projects, Fun Activities,

100 Facts Penguins- Arctic Birds, Cold Climate Wildlife, Educational Projects, Fun Activities,

Matematika Bantu lagi kk plss ada try out

Bantu lagi kk plss ada try out

Penjelasan dengan langkah-langkah:

23. persegi ada 4 sisi

keliling= 4x sisi = 4x30 = 120 (c)

24. segitiga sama kaki , panjnagnsisi kakinya = 20. kelilingnya 20+20+18 = 58 (C)

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