Answer:
<h2>

</h2>
Step-by-step explanation:
5 1/2 , 6 3/4 , 4 2/3
Convert to decimals
5.5 , 6.75 , 4.67
Add
16.92
She worked 16.92 hours
Convert to mixed fraction
<h2>

</h2>
Hope this helps :)
This is true because a quadrilateral has only four items and a square has four items so it is quadrilateral.
Answer:
-b+3
Step-by-step explanation:
B-2b=-b
-3+6=3
Erica knits 39 on friday just add 21 and 18 then u get 39 hope i helped