Final answer:
To find the answer sheet for Unit 9 area of a composite figure in the All Things Algebra program, go to the All Things Algebra website and access the resources for Unit 9.
Step-by-step explanation:
The question is asking for the answer sheet for Unit 9 area of a composite figure in the All Things Algebra program. To find the answer sheet, you can go to the All Things Algebra website and access the resources for Unit 9. Look for the area of a composite figure answer sheet and download it. It will provide solutions and explanations for the questions related to finding the area of composite figures.