Each of Questions 1 to 7 presents two quantities. Quantity A and Quantity B. Com

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问题 Each of Questions 1 to 7 presents two quantities. Quantity A and Quantity B. Compare the two quantities. You may use additional information centered above the quantities if such information is given. Choose one of the following answer choices:
(A)if Quantity A is greater;
(B)if Quantity B is greater;
(C)if the two quantities are equal;
(D)if you cannot determine the relationship based on the given information.
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选项 A、 
B、 
C、 
D、 

答案 B

解析 The correct answer is B. By the Pythagorean Theorem, the rectangle measures 6 cm by 8 cm(a 6-8-10 triangle), making its perimeter 28 cm. The equilateral triangle contains three sides that each measure 10 cm, making its perimeter 30 cm and, therefore, greater than the perimeter of the rectangle.
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