BANTU JAWABB YAAAAAAA
jawaban nya adalah
980 cm
===> penjelasan :
diket = p = 19 cm
L = 18 cm
T = 4 cm
ditanya = luas permukaan ?
==> jawab =
Lp = 2 × { ( p × l ) + ( p × t ) + ( l × t ) }
= 2 × {(19 × 18) + (19 × 4) + (18 × 4)}
= 2 × { 342 + 76 + 72 }
= 2 × { 418 + 72 }
= 2 × 490
= 980 cm
semoga membantu
_____________
l
@Refichan25 l
>//< l
Jawaban:
980 cm²
Penjelasan dengan langkah-langkah:
P = 19 cm
L = 18 cm
T = 4 Cm
Lp?
Lp = 2 [P.L + P.T + L.T]
= 2. [ 19.18 + 19.4 + 18.4]
= 2. [342+76+72]
= 2× 490
= 980
[answer.2.content]
