Jawaban:
Teorema Pythagoras
Panjang AB = 12 cm , BC = 9 cm, dan CD = 8 cm
AC² = AB² + BC²
AC² = (12 cm)² + (9 cm)²
AC² = 144 cm² + 81 cm²
AC² = 225 cm²
AC =
AC = 15 cm
AD² = AC² + CD²
AD² = (15 cm)² + (8 cm)²
AD² = 225 cm² + 64 cm²
AD² = 289 cm²
AD =
AD = 17 cm
= AD + AC
= 17 cm + 15 cm
= 32 cm
Jadi, jumlah panjang AD dan AC tersebut adalah 32 cm (D).
Jawab:
32 cm
Penjelasan dengan langkah-langkah:
cm
225 + 64 =
289 =
jumlah AD + AC
= 17 + 15
= 32cm
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Jawaban:
Pembahasan
Teorema Pythagoras
Panjang AB = 12 cm , BC = 9 cm, dan CD = 8 cm
AC² = AB² + BC²
AC² = (12 cm)² + (9 cm)²
AC² = 144 cm² + 81 cm²
AC² = 225 cm²
AC =
AC =
AC = 15 cm
AD² = AC² + CD²
AD² = (15 cm)² + (8 cm)²
AD² = 225 cm² + 64 cm²
AD² = 289 cm²
AD =
AD =
AD = 17 cm
= AD + AC
= 17 cm + 15 cm
= 32 cm
Kesimpulan
Jadi, jumlah panjang AD dan AC tersebut adalah 32 cm (D).
Jawab:
32 cm
Penjelasan dengan langkah-langkah:
225 + 64 =
289 =
AD = 17 cm
jumlah AD + AC
= 17 + 15
= 32cm