Tolong dong no 25-27(yang dilingkari) Mtk kelas 6sd pakai cara dan benar ya makasih.
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L1 = 1/2 x π x r²
= 1/2 x 22/7 x 14²
= 616
L2 = a x t
= 28 x (36-14)
= 308
LS = 616 + 308 = 924
Nomor 26
LJ = α/360 x LO
= 45/360 x 22/7 x 28 x 28
= 1/8 x 2464
= 308
Nomor 27
V = p x l x t air
V = 60 x 35 x 1,8
V = 3780
25. B
26. A
27. D