Hitunglah panjang CD

16/24 = 4/4+x
4(24) = 16 (4+x)
96 = 64 + 16x
16x + 64 = 96
16x = 96 - 64
16x = 32
x = 32/16
x= 2

CD = 2

Bab Kesebangunan
Matematika SMP Kelas VII

BD / BC = ED / AC
24 / (24 + CD) = 16 / 24
16 x (24 + CD) = 24 x 24
384 + 16 CD = 576
16 CD = 576 - 384
CD = 192/16
CD = 12 cm