【GRE考满分题库检索】GRE 题目搜索_数学

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题目内容
In the figure, a regular 8-side polygon is inscribed in the circle with Center O. What is the value of x?
Between two similar pentagons, the length of each side of the smaller pentagon is half of the larger one. If the area of the larger pentagon is $$\frac{1}{3}$$, then the area of the smaller pentagon is?
Quantity A ∠ABD Quantity B ∠BCD + ∠CDB
In △ABC, point D lies between A and C, and BD is an altitude. The degree measure of which of the angles of △ABC, if any, could be greater than 90?
Quantity A Length of AB Quantity B Length of BC
Quantity A: x Quantity B: 90
The quadrilateral ABCD shown above is a parallelogram. BD=8, AC=10 Quantity A AB Quantity B BC
In triangle ABC, if ∠A=58°, ∠B=62°, then the side a, b, and c corresponding to ∠A, ∠B and ∠C, respectively, can be arranged as which of the following inequality?
If x > 0, and two sides of a certain triangle have lengths 2x+1 and 3x+4 respectively, which of the following could be the length of the third side of the triangle? Indicate all possible lengths.
For the convex polygon above, which of the following intervals contains all possible value of x?
In a quadrilateral ABCD, AB=4, AD=7, BC=5, then the range of CD is?
What is the probability of forming a triangle when randomly selecting three numbers as three sides out of 4, 5, 7, 8, 11? Give your answer as a fraction.
If the length of each side of an equilateral triangle were increased by 50 percent, what would be the percent increase in the area?
Two sides of a triangle have length 6 and 8. Which of the following are possible areas of the triangle? I. 2 II. 12 III. 24
Which of the following statements individually provide(s) sufficient additional information to determine the area of triangle ABC above? Indicate all such statements.
If the perimeter of the isosceles right triangle is (1+$$\sqrt{2}$$), what is the area of the triangular region? Give your answer as a fraction.
In an isosceles triangle, the length of one of the three sides is 5, while the total length of two sides is 10. Quantity A The perimeter of the triangle Quantity B 15
In the figure, what is the area of triangle ADB given that the area of triangle ACE is 4 and the area of triangle CDE is 3? Give your answer as a fraction.
In an isosceles triangle △ABC, ∠A=62° Quantity A ∠B Quantity B ∠C
Quantity A The perimeter of rectangular Quantity B The sum of the perimeter of two triangles