GRE

x+y

3x

The number of distinct diagonals 10 that can be drawn inside a hexagon

10

The length of the hypotenuse of a right triangle with legs of lengths 20 and 15

The length of a diagonal of a rectangle with a length of 24 and a width of 7

y

-5

$$(x+1)^{2}$$

$$x^{2}-2x+1$$

The length of the longest side in triangle I

The length of the longest side in triangle II

The area of a trapezoid with bases of 10 and 14 and a height of 4

The area of a circle with a radius of 4

The circumference of a circle with diameter AB

The perimeter of a square with side AB

$$\frac{40}{ab}$$

c

10-x

x

The number of different possible sums one number is selected from set A and one number is selected from Set B

11

25000 +道题目

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