If "d" is used to represent the depth of the river, that product will be
86d
Since it is a square, the diagonals are congruent. If a square is split like this, it becomes two congruent right triangles. The relationship between the sides and hypotenuse is a 1:

ratio. So if the diagonal of a square is 14 cm, then the side length would be 14/

, which is approximately 9.899. I don't understand what the answer choices are, but you should be able to square root the numbers to determine the answer.
It can be all numbers in the y value.
all the x values must stay 2 sense its a parallel line
Im not sure about the first one im probably wrong but im going with 12 and for the second one im going with 7 but im not positive with the answers <span />
John bought a gym membership with an inital cost of $60 and a rate of $25 per month. Sam bought a gym membership with an inital cost of $20 and a rate of $30 per month. Which person had the better deal?