The school put up a new fence the east and west sides were each 12 meters long the north and south sides where each 10 m long how many meters of fencing did they use

12+12 for east and west equals 24

10+10 for north and south equals 20

24+20 equals 44

In the end they used 44 meters of fence

Step-by-step explanation:

4 and 5)16.97 or 12√2

6)15.59 or 9√3

7)y = 15.59 or 9√3     x =27

8)17.80

a=24; b=12

step-by-step explanation:

a/b=2: 1

a=2b

36/(1+2)=12

b=12

a=24