Answer:
2(5a+6b)
Step-by-step explanation:
Answer: 
Step-by-step explanation:
As X is an acute angle, all 6 trigonometric functions with an argument of X are positive.
Using the identity
,

176 meters
Stefano is at +10 elevation while the hiker is at -166.4 elevation. The difference would be 10 - (-166.4) = 10 + 166.4 = 176.4 or approximately 176 meters
I would distribute first.





Hope this helps.
頑張って!
Answer:
Parallelogram
Step-by-step explanation:
All of the choices are parallelograms.
Hope I helped!