Bonjour,
Pythagore
a)
JL² = KL² + JK²
JL² - KL² = JK²
8,5² - 3,6²
= 72,25 - 12,96 = 59,29
JK =√59,29
JK =7,7cm
b)
AC² = AB² + BC²
6,4² + 7,2² =40,96+ 51,84 = 92,8
AC = √92,8
AC ≈ 9, 6 cm
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Bonjour,
Pythagore
a)
JL² = KL² + JK²
JL² - KL² = JK²
8,5² - 3,6²
= 72,25 - 12,96 = 59,29
JK =√59,29
JK =7,7cm
b)
AC² = AB² + BC²
6,4² + 7,2² =40,96+ 51,84 = 92,8
AC = √92,8
AC ≈ 9, 6 cm