4. 0.76
5. 0.18
8. 4.48
9. 0.08
12. 3.08
13. 0.45
:)
Answer:

Step-by-step explanation:
To find the area of a triangle, you need to multiply the width by the height. In this case:

Hope this helps!
C. 502
All you need to do is multiply the number if sales by the percentage in decimal form. Using DPR I know that 11% is equal to 0.11, so 4,560(0.11) is 501.60. That can be rounded to 502 sales that were shirts.