Materi : Teorema Pythagoras
Kelas : VIII/8
Tolong Di Bantu Jawab Ya Kakak 
Kelas : VIII/8
Tolong Di Bantu Jawab Ya Kakak
Jawaban:
1. a.
[tex]dc = \sqrt{ {ac}^{2} - {ad}^{2} } \\ = \sqrt{ {15}^{2} - {9}^{2} } \\ = \sqrt{225 - 81} \\ = \sqrt{144} \\ = 12[/tex]
[tex]bc = \sqrt{ {cd}^{2} + {bd}^{2} } \\ = \sqrt{ {12}^{2} + {16}^{2} } \\ = \sqrt{144 + 256} \\ = \sqrt{400} \\ = 20[/tex]
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