Kelas : VII
Bab 8 : Segitiga dan Segiempat
Kode : 7.2.8
Diameter lingkarannya 60 dm.Hitunglah dalam m² luasnya!
Dik :
Diameter = 60 dm = 6 m = R = 3 m
Dit :
Luasnya = …m?
L = phi x r x r
L = 3,14 x 3 x3
L = 28,26 m²
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Verified answer
D = 60 dmr=1/2 d = 30 dm
=3 m
L =πr²
=3,14 x 3²
=3,14 x 9
=28,26 m²
Verified answer
Kelas : VII
Bab 8 : Segitiga dan Segiempat
Kode : 7.2.8
Diameter lingkarannya 60 dm.Hitunglah dalam m² luasnya!
Dik :
Diameter = 60 dm = 6 m = R = 3 m
Dit :
Luasnya = …m?
L = phi x r x r
L = 3,14 x 3 x3
L = 28,26 m²