Tolong ka pake cara nya #terima kasih

a. Keliling = 4s=6x6x6x6=72 cm


b. Luas = d1 x d2 :2 =8 x 12 =96 :2 =48 cm

Semoga membantu!!!

a. keliling = 4 x s
= 4 x 6 = 24 cm

b. luas = 1/2 x diagonal1 x diagonal2
= 1/2 x 8 x 12 = 48cm^