4. Congratulations! You won a contest sponsored by a local radio station. If you were given the choice of the two payment plans listed below, which A. $1 on the first day, $2 on the second day $3 on the third day etc. for 4 weeks.

3

step-by-step explanation:

because where the point where the 2 lines intersect is (3,-1) the x value is 3

answer: idk

step-by-step explanation:

answer: 4  

the square root of 16 is 4. it is a very simple mathematic concept. a square root when a number multiplied by itself will result in a number. here, the number 16 comes when 4 is multiplied by 4. hence the square root of 16 is 4. you can always figure out a square root by the inverse operation of squaring.  

hi,

the area of abcd is 245.

3*24=230

4*94=1039

2*12=24

add all of them up, you get 2450