[tex]c = \sqrt{ {a}^{2} + {b}^{2} } = \sqrt{(5 - 2) {}^{2} + {4}^{2} } \\ \sqrt{ {3}^{2} + {4}^{2} } = \sqrt{9 + 16} = \sqrt{25} = 5 \\ \\ luas \: permukaan \: prisma \\ (a + b)(tt + tp) + tp(c + tt) \\ (5 + 2)(4 + 10) + 10(5 + 4) \\ 7(14) + 10(9) \\ 98 + 90 \\ 188 \: {cm}^{2} [/tex]
√(5 - 2)² + 4²
= √3² + (4(4)
= √(3(3) + 16
= √9 + 16
= √25
= √5²
= 5 CM
LP :
= (5 + 2)(4 + 10) + (10(5 + 4)
= (7(14) + (10(9)
= (98 + 90)
= 188 CM²
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[tex]c = \sqrt{ {a}^{2} + {b}^{2} } = \sqrt{(5 - 2) {}^{2} + {4}^{2} } \\ \sqrt{ {3}^{2} + {4}^{2} } = \sqrt{9 + 16} = \sqrt{25} = 5 \\ \\ luas \: permukaan \: prisma \\ (a + b)(tt + tp) + tp(c + tt) \\ (5 + 2)(4 + 10) + 10(5 + 4) \\ 7(14) + 10(9) \\ 98 + 90 \\ 188 \: {cm}^{2} [/tex]
√(5 - 2)² + 4²
= √3² + (4(4)
= √(3(3) + 16
= √9 + 16
= √25
= √5²
= 5 CM
LP :
= (5 + 2)(4 + 10) + (10(5 + 4)
= (7(14) + (10(9)
= (98 + 90)
= 188 CM²