Answer: 17
21-4=17
4+17=21
21+17=38 and so on..
A I think
Step-by-step explanation:
I'm not 100% sure though
Answer:
Step-by-step explanation:
it is the side that is oppistie of the right angle
Answer:
the answer would be 16
Step-by-step explanation:
12 1/2 - -4 1/2=??? 1/2 - 1/2= 0 so 12 - -4=16
hope this helps