Answer:
SSA
Step-by-step explanation:
Side Side Angle
Try this solution:
1. rules:

2. according to the rule described above:
Answer:
about 12.6 feet
Step-by-step explanation:
i hope it helped
Sum of all the interior angles = (5-2)x180 = 540°
540 - 100 - 120 - 100 - 90 = 130°
So the last unknown angle in the polygon is 130°
Sum of all the adjacent angles on a straight line is 180°
Angle 1 = 180 - 130 = 50°
8.34 is the product of 8.34