A manufacturing firm makes a production run of 3,750 pieces. Each piece is 78.30 millimeters long. The cost of material per meter of length is $2.40. Allowing 10% for waste and scrap, what is the material cost for the 3,750 pieces? Round to nearest dollar.

1. 8

2. 9

3. 20

4. 3

5. 17

6. 2.2

7. 11.25

8. 1

9. 14

10. 2

step-by-step explanation:

thats the first half

6mm^3 or .6cm^3

      216

      /   \

  36     6

  /   \     /

6     6   6

factor trees are nice.

the arc length is found by finding the circumference of the full circle (2xpixradius) and then dividing by 4 to find just one quarter of the circle (90 degrees).

16 is the coefficient

hope this