Answer:
102
Step-by-step explanation:
triangle area = 180 degrees
straight line = 180 degrees
180 - 127 = 53
49
49 + 53 + 3rd angle = 180
3rd angle = 78
180-78 = x
x = 102
Answer:
Equilateral
30-60-90
Opposite the 60-degree angle
54
Step-by-step explanation:
Answer:
423
Step-by-step explanation:
Answer:
5/13
Step-by-step explanation:
All of the other ones can be simplified.
Answer:
x is in (0, 17)
Step-by-step explanation:
The compound inequality is ...
0 < x < 17
The "equal to" case is not included on either end, so round brackets are used:
(0, 17)