Answer:
to find area, multiply the two sides together. since it tells us that this is a square we can assume both sides are the same length (315.2). multiply 315.2 and 315.2, and you get 99,351.04.
Answer:
come here I help see my questions
Let x represent the number of $10 traveler's checks she has.
Let y represent the number of $20 traveler's checks she has.
![10x+20y=300 \\x+y=22](https://tex.z-dn.net/?f=10x%2B20y%3D300%0A%5C%5Cx%2By%3D22)
Solve system of equations.
Answer:
12
Step-by-step explanation:
sorry i do not know what language you are but here it is in English
?=3+9-3+3
?=12
the correct answer whould be 65.62. but that is not a option for you so I dont know. try 72 it's the closest.