This diagram is a straightedge and compass construction. A is the center of one circle, and B is the center of the other. Select all the true statements.
G.CO.1
G.CO.12
G.CO.9
1
2.
In this diagram, line segment CD is the perpendicular bisector of line segment AB. Assume the conjecture that the set of points equidistant from A and B is the perpendicular bisector of AB is true. Is point E closer to point A, closer to point B, or the same distance between the points?
AB \perp CD
G.CO.1
G.CO.12
G.CO.9
1
3.
Starting with 2 marked points, A and B, precisely describe the straightedge and compass moves required to construct the triangle ABC in this diagram.
G.CO.1
G.CO.12
G.CO.9
1
4.
This diagram was created by starting with points C and D and using only straightedge and compass to construct the rest. All steps of the construction are visible. Select all the steps needed to produce this diagram.
G.CO.1
G.CO.12
G.CO.9
1
5.
This diagram was constructed with straightedge and compass tools. A is the center of one circle, and C is the center of the other. Select all true statements.
G.CO.1
G.CO.12
G.CO.9
This lesson is from Illustrative Mathematics. Geometry, Unit 1, Lesson 3. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/2/1/3/index.html ; accessed 29/July/2021.
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