Jawaban:
1.
=2×(p×l+p×t+l×t)
=2×(50×20+50×30+20×30)
=2×3.100
=6,200
2.
=28+24+10
=62
=2×(30×14+30×10+14×10)
=2×860
=1,720
1,720+62=1,782
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Jawaban:
1.
=2×(p×l+p×t+l×t)
=2×(50×20+50×30+20×30)
=2×3.100
=6,200
2.
=28+24+10
=62
=2×(p×l+p×t+l×t)
=2×(30×14+30×10+14×10)
=2×860
=1,720
1,720+62=1,782
PERINGATAN: