Answer:
add 12 for all sides I think
Step-by-step explanation:
but if 12 yd is on both sides you must add 12+12 and the after getting the answer add then with 12+12
Answer:
4
Step-by-step explanation:
16 = 5 * 4 - 4
5 times 4 = 20 minus 4 = 16
49
Because 7x7 is 49 & 4+9=13
Answer:
D) 
Step-by-step explanation:
A)

B)

C)

D)
