The Grand Canyon is approximately 29 kilometers long. Mariner Valley is a canyon on Mars that is approximately 212 kilometers long. About longer is Mariner Valley than the Grand Canyon?
2
O 2^3
O 2^21
O 2^108

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm

What is fraction that is equivalent to 3/8