California Assessment of Student Performance and Progress (CAASPP) Math Practice Exam

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Prepare for the CAASPP Math Exam. Use quizzes, flashcards, and detailed explanations to boost your confidence and test readiness. Master the skills necessary to excel in your exam!

Each practice test/flash card set has 50 randomly selected questions from a bank of over 500. You'll get a new set of questions each time!

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What characterizes a line in geometry?

A closed shape with angles
A straight set of points that is infinitely long
A segment of a circle
A shape with four curved edges

The correct answer is: A straight set of points that is infinitely long

A line in geometry is defined as a straight set of points that extends infinitely in both directions. This characteristic makes it different from other geometric figures. A line does not have endpoints; instead, it continues without end, which is a fundamental concept in geometry. The idea of a line can be visualized as a straight path that does not curve or bend, and it can be described mathematically by using two points on the line to determine its direction. In contrast, other options describe different geometric figures: a closed shape with angles refers to polygons, a segment of a circle defines an arc or part of a circular shape, and a shape with four curved edges describes a different type of figure altogether. Therefore, the correct understanding of a line is crucial in the study of geometry.