bantu yaaa makasihh...
Diketahui:
- p = 18 m
- l = 12 m
- s = 12 m
Ditanyakan:
- L total = .... m²?
Penyelesaian:
L total = L persegi panjang + L persegi
= (p × l) + (s × s)
= (18 × 12) + (12 × 12)
= 216 + 144
= 360 m²
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