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Nama kelompok:Nama kelompok:
●
Dany maecelinoDany maecelino
●
Dito adityaDito aditya
●
Bagus qoirudinBagus qoirudin
●
Andi ricardAndi ricard
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titik puncaktitik puncak
rusukrusuk
tinggitinggi
V


A
B
C
D



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x
x
x
Kubus
Tiga Limas kongruen
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3
1
x2
x=
=
3
1
× luas alas × tinggi
Volume Limas =
3
1
x3
x
x
x
Volume of pyramid =
3
1
× Luas alas × height
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ContohContoh
Luas ABCD = 192 cm2
, VE = 15 cm, EF = 9 cm. Volume
Limas?
V
A
CD
B
15 cm
9 cmE
F
Jawab: VF2
= (152
- 92
) cm2
VF = 22
9-15 cm
= 12 cm
Volume Limas
=
3
1
× luas alas × tinggi
= (
3
1
× 192 × 12) cm3 = 768 cm3
V
E F
15 cm
9 cm
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V
D C
BA
V
BA
D C
VV
V
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Luas Alas Jumlah Luas Sisi Miring+=
Luas permukaan Limas
Luas permukaan Limas VABCD =
+ + + +
Sisi miring Alas

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