Bantu jawab pliss kak/bang besok d kumpulin
Jawaban:
1. luas persegi = sisi x sisi
= 16 cm x 16 cm
= 256 cm²
keliling persegi = 4 x sisi
= 4 x 16 cm
= 64 cm
2. luas persegi panjang = p x l
= 15 cm x 10 cm
= 150 cm²
keliling persegi = 2 x ( p + l )
= 2 x ( 15 + 10 )
= 2 x 25
= 50 cm