A polygon always has an equal amount of sides and angles :)
Answer:
Yes ,is a reasonable amount. If she has $20 she will have enough to buy the shirt
Step-by-step explanation:
we know that
The total amount is equal to the price of the shirt plus the sales tax
we have that

Multiply 1.048 by the cost of the shirt

Compare

therefore
Yes ,is a reasonable amount. If she has $20 she will have enough to buy the shirt
Where are the answer choices lol
Answer:

Step-by-step explanation:

Let's apply the formula (x+y)² = x² + 2xy + y²
Here, x = -a and y = b
So,
= (-a)² + 2(-a)(b) + (b)²
= a² - 2ab + b²
Hence, it has been proved that (-a + b)² = a² - 2ab + b².
![\rule[225]{225}{2}](https://tex.z-dn.net/?f=%5Crule%5B225%5D%7B225%7D%7B2%7D)
Hope this helped!
<h3>~AH1807</h3>
It is a good thing to remember. Of course, not all, but some basic numbers that appear all the time such as the numbers from 2 to 13 should be remembered as they appear in numerous assignments and tests.