Bantu saya soal matematika soal pythagoras​

Penjelasan dengan langkah-langkah:

8. A

(8 + x) = √15²-9²

(8 + x) = √225-81

(8 + x) = √144

x = 12 – 8

x = 4 cm

9.

y = √9²-4²

y = √81-16

y = √65 cm

10. D

AC = √9²+12² = √81+144 = √225 = 15 cm

AD = √15²+8² = √225+64 = √289 = 17 cm