yang bisa jawab gua folow
Jawaban:
1. TS=TR²-SR²
[tex]{30}^{2} - {18}^{2} = \\ 900 - 324 = 576 \\ \sqrt{ 576} = 24[/tex]
2. 3b+4=8²+6²
[tex]3x + 4 = {8}^{2} + {6}^{2} \\ 64 + 36 = 100 \\ \sqrt{100} = 10 \\ \\3x + 4 = 10 \\ 3x = 10 - 4 \\ 3x = 6 \\ x = \frac{6}{3} = 2 \\ x = 2[/tex]
x=b, jadi b=2
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