Select ALL the expressions that have a positive value. * x times y
y divided by x
x divided by y
x + y
x - y
y - x

1/800 is the right answer

the answer is:

the answer is:

to solve the problem, we need to remember the quotient of power property, it's defined by the following relation:

if we have a quotienf of powers that have the same base, we need to keep the same base and subtract the exponent of the denominator power to the exponent of the numerator power.

so, we are given the expression:

then, calculating we have:

hence, the answer is:

have a nice day!

we would need a picture of the quadrilateral in order to answer the question. also, it seems that the question is missing some components.

2+2=4

4-5=-1

is that your