Jawaban:
[tex] {bd}^{2} = {bc}^{2} + {cd}^{2} = {4}^{2} + {7}^{2} = 65[/tex]
[tex]ab = \sqrt{ {bd}^{2} - {ad}^{2} } = \sqrt{65 - {6}^{2} } = \sqrt{29} [/tex]
jadi, AB = √29cm
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Jawaban:
[tex] {bd}^{2} = {bc}^{2} + {cd}^{2} = {4}^{2} + {7}^{2} = 65[/tex]
[tex]ab = \sqrt{ {bd}^{2} - {ad}^{2} } = \sqrt{65 - {6}^{2} } = \sqrt{29} [/tex]
jadi, AB = √29cm