Answer:
b
Step-by-step explanation:
Bar over decimal means repeating
Answer:
False
Step-by-step explanation:
√10 * 3 = 3√10
√10 * 3 does not equal √30
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°
