perhatikan gambar berikut panjang RS =
Matematika
saskia200
Pertanyaan
perhatikan gambar berikut
panjang RS =
panjang RS =
1 Jawaban
-
1. Jawaban Mylida
PR² = 12²+9²
= 144 + 81
= 225
PR = 15 cm
PS² = 24²-7²
= 576 + 49
= 625
PS = 25
RS² = 25²-15²
= 625-225
= 400
RS = 20 cm