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Ninth Grade (Grade 9) Points, Lines, and Planes Questions

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Grade 9 Points, Lines, and Planes
A part of a line that starts at an endpoint and extends infinitely in one direction.
  1. Plane
  2. Ray
  3. Right Angle
  4. Endpoint
Grade 9 Points, Lines, and Planes
When points are on the same line.
  1. collinear
  2. covalent
  3. uniform
  4. noncollinear
Grade 9 Points, Lines, and Planes
3 or more points on the same plane
  1. Collinear
  2. Congruent
  3. Coplanar
  4. Perpendicular
Grade 9 Points, Lines, and Planes
Which of the following describes the object below? Choose all that apply.
Ray EF
  1. ↔FE
  2. ¯EF
  3. →EF
  4. →FE
Grade 9 Points, Lines, and Planes CCSS: HSG-CO.A.1
Which of the following is not an undefined term?
  1. point
  2. line
  3. plane
  4. segment
Grade 9 Points, Lines, and Planes
The point of intersection of three or more lines, rays, or segments.
  1. Point of concurrency
  2. Perpendicular bisector
  3. Incenter
  4. Midsegment of a triangle
Grade 9 Points, Lines, and Planes
When three or more lines, rays, or segments intersect at the same point.
  1. Point of concurrency
  2. Concurrent
  3. Incenter
  4. Midsegment of a triangle
Grade 9 Points, Lines, and Planes
The point of concurrency of the three perpendicular bisectors of a triangle.
  1. Incenter
  2. Orthocenter
  3. Centroid
  4. Circumcenter
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 9 Points, Lines, and Planes
When a point is the same distance from two figures or points.
  1. In Between
  2. Equidistant
  3. Same Length
  4. Centroid
Grade 9 Points, Lines, and Planes
Lines l and m intersect to form congruent supplementary angles. What can you conclude?
  1. Lines l and m and skew.
  2. Lines l and m are parallel.
  3. Lines l and m are perpendicular.
  4. None of the above.
Grade 9 Points, Lines, and Planes
What involves placing geometric figures in a coordinate plane.
  1. Indirect Proof
  2. Orthocenter
  3. Coordinate Proof
  4. Circumcenter
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