Question

Find the length of DC to the nearest hundredth of an inch.

Answer 1

Im confused. DC? Whats the mesurement?

Answer 2

Are you studying trig?
Or Law of Sines?

Answer 3

Trig

Answer 4

Do you use SOH CAH TOA ?

Answer 5

Thats what im suppose to use ?

Answer 6

It's a way to remember the definitions of sin, cos and tangent
When you have time see
https://www.khanacademy.org/math/trigonometry/basic-trigonometry/basic_trig_ratios/v/basic-trigonometry

Answer 7

In your problem, you should label the side you do not know as "x" (for unknown)

Answer 8

Pick the angle that is 42 degrees.

what two sides should we use ? In other words, what 2 out of these 3:
1) opposite
2) adjacent
3) hypotenuse

any idea ?

Answer 9

1 and 2 ?