All Triangles are equal to 180° on a plane surface no triangle is equal to 180° on a curved surface.
So first, you add all the numbers together
8.40*3=25.20
12.89*2=25.78
18.90*1=18.90
____________
$69.88
Divide the number of shirts: 6 by the total amount
69.88
_____ = $11.64666= $11.65 is your answer!
6
The answer is c, because you have the multiply the sides
Answer: X = 0
Let me know if it’s correct
