Jawaban:
2268 cm²
Penjelasan dengan langkah-langkah:
35² = 21² + x²
x = √35² - 21²
= √1225 - 441
= √784
= 28 cm
Luas Permukaan Prisma
= 2 x luas alas + keliling alas x tinggi
= 2 x (1/2 x 21 x 28) + (35+21+28) x 20
= (2 x 294) + (84 x 20)
= 588 + 1680
= 2268 cm²
~♥~Semoga Membantu~♥~
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Jawaban:
2268 cm²
Penjelasan dengan langkah-langkah:
35² = 21² + x²
x = √35² - 21²
= √1225 - 441
= √784
= 28 cm
Luas Permukaan Prisma
= 2 x luas alas + keliling alas x tinggi
= 2 x (1/2 x 21 x 28) + (35+21+28) x 20
= (2 x 294) + (84 x 20)
= 588 + 1680
= 2268 cm²
~♥~Semoga Membantu~♥~