Answer:
19 %
Step-by-step explanation:
380 : 2000 = 0.19
0.19 X 100%= 19 %
Since the square has 4 sides, you only have to add

four times.
The <span>perimeter of the square is: </span><span>

cm </span>
one interior angle = 30° <==== this one is given
second interior angle = 180 - 40 = 140° <=== interior angle + exterior angle = 180
third interior angle = 180 - 30 - 140 = 10° <=== angles in a triangle = 180
Answer:

Step-by-step explanation:
The bill = $190
Less flat fee = 25
Work done = $165
