cari luas lingkaran!!!
1.) d = 60 cm
2.) d = 46 cm
3.) d = 21 cm
4.) d = 28 cm
sy kasih poin yg agak banyak y![]()
1.) d = 60 cm
2.) d = 46 cm
3.) d = 21 cm
4.) d = 28 cm
sy kasih poin yg agak banyak y
Jawab:
1. 2.826,00
2. 1.661,06
3. 346,50
4. 616
Penjelasan dengan langkah-langkah:
1. D = 60
r = 30
L = π × r × r
L = 3,14x30x30= 2.826,00
2.D = 46
r = 23
L = π × r × r
L = 3,14x23x23= 1.661,06
3.D = 21
r = 10,5
L = π × r × r
L = 22/7x10,5x10,5=346,50
4. = 28
r = 14
L = π × r × r
L =22/7x14x14=616
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