Answer:
1
Step-by-step explanation:
9 + 1 is equal to 10. Therefore, the answer is 1.
2 Dewey you can still go to get
L am sure this is a answer of this question
18in x 40in Half of 80 is 40, half of 36 is 18
9in x 20in 1/4 of 80 is 20, 1/4 of 36 is 9