Question

Yg bisa full poin yaaa

Answer 1

AD² = BD x BC
(8√3)² = BD x (BD + CD)
192 = BD² + 4BD

misal
BD = a
a² + 4a - 192 = 0
(a + 16)(a - 12) = 0

a = -16 (tidak memenuhi)
a = 12

BD = 12 cm

h² = CD x BD
h² = 4 x 12
h² = 48
h = √48
h = 4√3 cm