Odpowiedź:
a = 2 x b = 3 x
więc
2*( a + b ) = 2*( 2 x +3 x) = 2* 5 x = 10 x = 30
x = 3
a = 2*3 = 6
b = 3*3 = 9
c² = a² + b² = 6² + 9² = 36 + 81 = 117 = 9*13
c = [tex]\sqrt{9*13} = 3 \sqrt{13}[/tex]
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Odpowiedź:
a = 2 x b = 3 x
więc
2*( a + b ) = 2*( 2 x +3 x) = 2* 5 x = 10 x = 30
x = 3
a = 2*3 = 6
b = 3*3 = 9
c² = a² + b² = 6² + 9² = 36 + 81 = 117 = 9*13
c = [tex]\sqrt{9*13} = 3 \sqrt{13}[/tex]
=====================
Szczegółowe wyjaśnienie: