Answer:
X= 143°
Step-by-step explanation:
You could do it your way or as you can see, there's a right angle, which equals 90°, so you could either add 44+46+53 or 90+53. You get the same answer, which is 143°.
Answer: 0.0028
Step-by-step explanation:
60 minutes in 1 degree, so 1/60 = 0.01666666667
there are 60 seconds in 1 minute and 1 minute is 0.01666666667 of a degree
so 0.01666666667 divided by 60 x 10 or 0.01666666667 divided by 6 is .0028
Answer:

Step-by-step explanation:
1) Remove parentheses.

2) Regroup terms.

Divide 27.5/11, and you get 2.5.
Austin rode for 2.5 hours (2 and a half hours).