Đề thi Olympic Tiếng Anh lớp 9 vòng 26 năm 2013 - 2014

Câu 1

In the figure above, AC ≌ DF and ∠A ≌ ∠D. Which additional information would be enough to prove that ΔABC ≌ ΔDEF?

Câu 2

In the figure above, n is a whole number. What is the smallest possible value for n?

Câu 3

In the accompanying diagram, parallel lines l and m are cut by transversal t. Which statement about angles 1 and 2 must be true?

Câu 4

The sum of the interior angles of a polygon is the same as the sum of its exterior angles. What type of polygon is it?

Câu 5

A right triangle's hypotenuse has length 5. If one leg has length 2, what is the length of the other leg?

Câu 6

Which graph shows the solution of the inequality 2x − y < 3?

Câu 7

Solve for x : − 4(3x − 6) + 2x = 34

Câu 8

The expression x2 – 5x - 84 is equivalent to

Câu 9

Evaluate: 6 + 4 × 52 ÷ 2

Câu 10

The length of a rectangular window is 5 feet more than its width, w. The area of the window is 36 square feet. Which equation could be used to find the dimensions of the window?