Question

Given: ABCD is a rectangle, AC ∩ BD = O, m∠ABD=30°, AC=16 in. Find BC.

I need the answer to this question ASAP!


Thanks!

Answer 1

It is 8 inches as I have calculated

Answer 2

∠BAC = ∠ABD = 30°
BC/AC = sin(∠BAC)

BC = AC*sin(∠BAC)
.. = (16 in)*sin(30°)
.. = 8 in