All sides of as quaer are equal
4 sides to a square
therefor perimiter=4 times 1 side
if 1 side=4' then 4 sides=4 times 4'=16'
answer is 16'
You drive 10 1/2 miles farther than your friend.
Answer:
Step-by-step explanation:
4/5 -8/4
Answer:
120.5
Step-by-step explanation:
Answer:
Diane sent 21messages
John sent 30 messages
Hans sent 84 messages
Step-by-step explanation:
Total messages =135
let messages sent by Diane =x
""". sent by John=x+9
sent by Hans=4x
Now the sum
x+x+9+4x=135
6x+9=135
6x=135-9
6x=126
x=126/6
x=21
Diane's message=x=21
John's message=x+9=21+9=30messages
Hans' messages=4×x=4×21=84