Answer:
12
Step-by-step explanation:
5 + 7 = 12
If it helps, imagine you have 5 of something (plants, cookies, books, whatever helps) and 7 of the same thing. If you picture them together, you'll have 12.
The answer will be A.
Answer: There are 33 girls in the class
D. 24 Degrees
21-24=-3
perimeter of semicircle=πr+2r
