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Tolong jawab ya okey terima kasih

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a. L = s x s

= 20 x 20

= 400 cm²

K = 4s = 4 x 20

= 80 cm

b. L = s x s

= 43 x 43

= 1849 cm²

K = 4s = 4 x 43

= 172 cm

c. L = s x s

= 36 x 36

= 1296 cm²

K = 4s = 4 x 36

= 12 cm

smg membantu 🙂

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