Jawab:
32 x (-18) : (-3 x 4)
= 32 x (-18) : (-12)
= -576 : (-12)
= 48
----------------------------------------------------------------------------------------------------------
6.500 per hari
1 minggu = 7 hari
7 x 6.500 = 45.500
45.500 - 30.000 = 15.500
Jadi sisa uang Ani adalah 15.500
Dik : Keliling = 88
Dit : Jari jari
K = π x d
88 = 22/7 x D
88 : 22/7 = D
88 x 7/22 = D
4 x 7 = D
28 = D
R = D : 2
R = 28 : 2
R = 14
Dik : Luas = 1.256cm^2
Dit = jari jari
L = π x r x r
1.256 = 3.14 x r x r
1.256 : 3.14 = r^2
400 = r^2
akar 400 = r
20 = r
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Jawab:
32 x (-18) : (-3 x 4)
= 32 x (-18) : (-12)
= -576 : (-12)
= 48
----------------------------------------------------------------------------------------------------------
6.500 per hari
1 minggu = 7 hari
7 x 6.500 = 45.500
45.500 - 30.000 = 15.500
Jadi sisa uang Ani adalah 15.500
----------------------------------------------------------------------------------------------------------
Dik : Keliling = 88
Dit : Jari jari
K = π x d
88 = 22/7 x D
88 : 22/7 = D
88 x 7/22 = D
4 x 7 = D
28 = D
R = D : 2
R = 28 : 2
R = 14
----------------------------------------------------------------------------------------------------------
Dik : Luas = 1.256cm^2
Dit = jari jari
L = π x r x r
1.256 = 3.14 x r x r
1.256 : 3.14 = r^2
400 = r^2
akar 400 = r
20 = r