Answer this question for 25 points.

Q1:

Q2: ±±

Q3: =

Q4: It cannot be simplified, since it is impossible to square root a negative number. A number cannot be multiplied by itself to get a negative answer.

Q5:

± = ±

±

Q6:

Q7:

Q8:

Q9:

Q10:

Q11:

Length of one square: x

Area:

Length of the path:

Q12:

Length of one photo: y

Area:

Length of collage:

Q13:

but = (goes on forever and cannot be expressed as a fraction)

Q14:

Let's say you have 70 tables and you want to make a square formation.

It's clearly impossible to have 8.3666... tables, so we round down to 8.

Even though you didn't use all 70 tables, you still made a square with the most numbers of table possible.

I don't have an answer to the question...but:

-2

7 - 9 = -2

reversed:

-2 + 9 = 7

the answer is b. 60. each interior angle in 120, so the exterior angle must be 60 in order to add up to 180

step-by-step explanation: