Answer:
oh 21
Step-by-step explanation:
1 times 12 is 12 and 3/4 times 12 is 36/4 =9. 9 plus 12 is 21
21 yards.
1 3/4 = 7/4.
7/4 * 12
= 84/4
= 21 yards.
oh its easy you can do 3 books each layer
15
Using the distance formula
Answer: 68*
Step-by-step explanation: In pic