Jawaban:
7. 30 - 18 = 12 ÷ 2 = 6
t² = 10² - 6²
t² = 100 - 36
t = √64
t = 8 cm (B)
8. AC² = 24² + 18²
AC² = 576 + 324
AC = √900
AC = 30 cm
EC² = 16² + 30²
EC² = 256 + 900
EC = √1.156
EC = 34 cm (D)
Maaf kalo salah...
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Jawaban:
7. 30 - 18 = 12 ÷ 2 = 6
t² = 10² - 6²
t² = 100 - 36
t = √64
t = 8 cm (B)
8. AC² = 24² + 18²
AC² = 576 + 324
AC = √900
AC = 30 cm
EC² = 16² + 30²
EC² = 256 + 900
EC = √1.156
EC = 34 cm (D)
Maaf kalo salah...