The perimeter of a square is 56 cm. What is the approximate length of its diagonal?
10.6 cm
14.0 cm
15.0 cm
19.8 cm

The volume of a cube is 8 in to the 3rd power. how long is each side?

What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?

36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)