Answer:

Step-by-step explanation:
we know that
The total area is equal to

we have



substitute


what do you need help on ? LMFA O
Answer:
the first one is 5. 5 and second is 5
Step-by-step explanation:
sorry i couldnt do the others
We have to calculate the 20% of $30.75
The 20% of $30.75=(20/100)*$30.75=(20*$30.75)/100=$6.15
The sale price of the jacket was $6.15.