Answer:
D
Step-by-step explanation:
23.1 can be estimated to 23 rounded to 20.
19.24 can be estimated to 19 rounded to 20.
The answer would be 42 which would be rounded to 40.
Answer:
answer 11
Step-by-step explanation:
I think it the right answer
Answer:
44
Step-by-step explanation:
because you just 22 x 22 and you get 44
The blue one with four corners!!!