12^2 + 9^2 = DB^2
144 + 81 = DB^2
225 = DB^2
15 = DB
15^2 + 20^2 = CD^2
225 + 400 = CD^2
625 = CD^2
25 = CD
Jadi panjang CD adalah 25 cm.
MAPEL : MATEMATIKA
KELAS : 8
MATERI : PYTHAGORAS
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12^2 + 9^2 = DB^2
144 + 81 = DB^2
225 = DB^2
15 = DB
15^2 + 20^2 = CD^2
225 + 400 = CD^2
625 = CD^2
25 = CD
Jadi panjang CD adalah 25 cm.
MAPEL : MATEMATIKA
KELAS : 8
MATERI : PYTHAGORAS