Answer:
csc (- 30)° = - 2
Step-by-step explanation:
Using the trigonometric relationship
csc x =
and the exact value sin30° = 
sin(- 30)° = - sin30° = -
, thus
csc (- 30)° =
= - 2
N=1 4+7n=71 that is the answer
Step-by-step explanation:

Or basically,

or

Answer:
X=4
Step-by-step explanation:
2(2x-4)+4=12
4x-8+4=12
4x-4=12
4x-4+4=12+4
4x=16
x=4
Answer:
m<SYD = 106.02°. Reason: alternate exterior angles are equal.
Step-by-step explanation: