asyyfa
1.K=2x(a+b) =2x(12+7) cm =2x19 cm =38 cm L=pxl =12x7 cm =84 cm 2.k=4xs =4x8 cm =32 cm L=sxs =8x8 cm =64 cm 4.275 +15 pangkat dua sama dng 15 x15 =225 275 + 225 =500
5.350 - 36 x9=314 x 9=2826
maaf ya nomor 3,6,dan7 ga bisa jawab yaa.... I'm sorry
=2x(12+7) cm
=2x19 cm
=38 cm
L=pxl
=12x7 cm
=84 cm
2.k=4xs
=4x8 cm
=32 cm
L=sxs
=8x8 cm
=64 cm
4.275 +15
pangkat dua sama dng 15 x15 =225
275 + 225 =500
5.350 - 36 x9=314 x 9=2826
maaf ya nomor 3,6,dan7 ga bisa jawab yaa.... I'm sorry