题目列表

What is the value of x?
If AD = 3x, AE = 5x, EB = y and DC = 5y, what is the ratio of the area of triangle DEC to the area of rectangle ABCD ?

Note: Figure not drawn to scale
If the areas of the 4 squares are 50, 32, 18 and 12, what is the ratio of the small shaded portion to the area of the large shaded portion?

Note: Figure not drawn to scale
In the figure below, ABC is a sector with center A. If arc BC has length 4π, what is the length of AC _____
In the quadrilateral shown here, a+b+c+d= _____

a+b+c+d

e+f+g+h

x

Quantity B

y

Circle B has diameter 2*x

Quantity A

The circumference to diameter ratio of circle A

Quantity B

The circumference to diameter ratio of circle B

Quantity A

Area of circle with radius (sqrt7)

Quantity B

Area of circle with diameter (sqrt14)

AB

8

a+b+c+d+e+f+g

1080

DC=AB=9

DB<3

Quantity A

Perimeter of triangle ABC

36

Area of triangle

Quantity B

16

Two sides of a triangle have lengths 7 and 4

Quantity A

Length of third side of triangle

Quantity B

3

Cylindrical tank A has radius x and height y.

Cylindrical tank B has radius y and height x.

x = 2*y

Volume of tank A

Volume of tank B

Quantity A

The circumference of a circle with diameter (sqrt50)

Quantity B

The perimeter of a square with side (sqrt50)

Quantity A

$a^{2}+b^{2}$

Quantity B

$c^{2}$

Quantity A

Area of semicircular region

Quantity B

Area of triangular region ABC

Quantity A

Length of arc ABC

Quantity B

6

Increasing the original price of a certain item by 25 percent and then increasing the new price by 25 percent is equivalent to increasing the original price by what percent?
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