Question

Find the length of side x in simplest radical form with a rational denominator.
60
X
5
30

Answer 1

Answer: 10√3 / 3

Step-by-step explanation:

cos 30 = 5 / x

x = 5 / cos 30

= 5 / √3 / 2

= 10 √3

= 10√3 / 3