Answer:
180 degree
Step-by-step explanation:
A straight line is 180 degrees, or a "straight" angle.
The are 8 blue bicycles, 6 green bicycles, and 4 yellow bicycles and total they equal 18.
Answer:
x=141
Step-by-step explanation:
(n-2)•180 = Sum of all the interior angles
n = # of sides
(7-2)•180
5•180
900= Sum of all the interior angles
Add all the angles and equal them to 900
125+122+131+x+7+x+107+x-15=900
Add all the numbers up first on the left side
477+3x=900
3x=423
x=141
Answer:
7
Step-by-step explanation:
