No. 1
AB² + BC² = AC²
AB = sisi tegak
BC = sisi alas
AC = sisi miring
No. 2
AC² = AB² + BC² = 6² + 8² = 36 + 64
AC = √100 = 10 cm
No. 4
HM² = EH² - EM² = 20² - 8² = 400 - 64
HM = √336 = 18,33 cm
FM² = EF² - EM² = 15² - 8² = 225 - 64
FM = √161 = 12,69 cm
luas layang layang :
= 1/2 x D1 x D2
= 1/2 x (12,69+18,33) x 16
= 1/2 x 31,02 x 16
= 284,16 cm²
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No. 1
AB² + BC² = AC²
AB = sisi tegak
BC = sisi alas
AC = sisi miring
No. 2
AC² = AB² + BC² = 6² + 8² = 36 + 64
AC = √100 = 10 cm
No. 4
HM² = EH² - EM² = 20² - 8² = 400 - 64
HM = √336 = 18,33 cm
FM² = EF² - EM² = 15² - 8² = 225 - 64
FM = √161 = 12,69 cm
luas layang layang :
= 1/2 x D1 x D2
= 1/2 x (12,69+18,33) x 16
= 1/2 x 31,02 x 16
= 284,16 cm²