Hey!
--------------------------------
Polygon: Heptagon
Vertices: 7
Sum of angles: 900°
--------------------------------
Solution:
158 + 120 + 139 + 121 + 125 + 126 = 789
900 - 789 = 111°
--------------------------------
Answer:
x = 111°
--------------------------------
Hope This Helped! Good Luck!
<span>Problem 1: 2x > 4x - 6
2x < 6
x < 3
problem 2: -3r < 10 - r
-2r < 10
r > -5
problem 3: 5c - 4 > 8c + 2
3c < -6
c < -2</span>
-12ab+7a power of 2 +a 11
Answer:
6x
Step-by-step explanation:
3x*3x= 9x - 3x = 6x
