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Common Core Standard HSG-CO.A.1 Questions

Know precise definitions of angle, circle, perpendicular line, parallel line, and line segment, based on the undefined notions of point, line, distance along a line, and distance around a circular arc.

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Grade 9 Angles CCSS: HSG-CO.A.1
When lines intersect to form a right angle.
  1. parallel
  2. skew
  3. perpendicular
  4. bisecting
Grade 10 Points, Lines, and Planes CCSS: HSG-CO.A.1
Lines that intersect to form right angles.
  1. parallel lines
  2. perpendicular lines
  3. transversal
  4. collinear
Grade 9 Points, Lines, and Planes CCSS: HSG-CO.A.1
Lines in the same plane that do not intersect.
  1. Perpendicular
  2. Bisector
  3. Endless
  4. Parallel
Grade 9 Points, Lines, and Planes CCSS: HSG-CO.A.1
Grade 9 Points, Lines, and Planes CCSS: HSG-CO.A.1
What is a part of a line that is bounded by two points?
  1. Line segment
  2. Line piece
  3. Line portion
  4. Cut line
Grade 10 Points, Lines, and Planes CCSS: HSG-CO.A.1
Grade 10 Points, Lines, and Planes CCSS: HSG-CO.A.1
Grade 10 Points, Lines, and Planes CCSS: HSG-CO.A.1
Grade 9 Points, Lines, and Planes CCSS: HSG-CO.A.1
Grade 9 Points, Lines, and Planes CCSS: HSG-CO.A.1
Grade 10 Points, Lines, and Planes CCSS: HSG-CO.A.1
Grade 10 Points, Lines, and Planes CCSS: HSG-CO.A.1
Grade 10 Points, Lines, and Planes CCSS: HSG-CO.A.1
A continuous set of points.
  1. Curve
  2. Ray
  3. Segment
  4. Half-line
  5. All of the above
Grade 9 Points, Lines, and Planes CCSS: HSG-CO.A.1
What is a line?
  1. A straight figure with two endpoints.
  2. A curved figure shaped like a spiral that extends infinitely outward.
  3. A straight figure with an endpoint that extends infinitely in one direction.
  4. A straight figure that extends infinitely in both directions in one single dimension.
  5. A curved figure that has no endpoints.
Grade 10 Points, Lines, and Planes CCSS: HSG-CO.A.1
Lines that intersect to form right angles.
  1. parallel line
  2. perpendicular lines
  3. vertical angles
  4. linear pairs
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