s = 4
- p = k/2 - l
p = 40/2 - 8
p = 20 -8
p = 12
Sehingga:
L persegi = s × s
= 10 × 10
= 100
L persegi panjang = p × l
s = 4
p = 40/2 - 8
p = 20 -8
p = 12
Sehingga:
L persegi = s × s
= 10 × 10
= 100
L persegi panjang = p × l
Editor: Rosma Nur Riana
Sumber: Buku Senang Belajar Matematika