Illustrative Mathematics - Geometry - Mathematics - Unit 1 - Lesson 1
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Last updated about 1 year ago
5 Questions
1
1.
Here is a diagram of a straightedge and compass construction. C is the center of one circle, and B is the center of the other. Explain why the length of segment BD is the same as the length of segment AB.
G.CO.1
G.CO.12
G.CO.13
1
2.
Clare used a compass to make a circle with radius the same length as segment AB. She labeled the center C. Which statement is true?
G.CO.1
G.CO.12
G.CO.13
1
3.
The diagram was constructed with straightedge and compass tools. Points A, B, C, D, and E are all on line segment CD. Name a line segment that is half the length of CD. Explain how you know.
G.CO.1
G.CO.12
G.CO.13
1
4.
This diagram was constructed with straightedge and compass tools. A is the center of one circle, and C is the center of the other.
The 2 circles intersect at point B. Label the other intersection point E.
G.CO.1
G.CO.12
G.CO.13
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.
How does the length of segment CE compare to the length of segment AD?
G.CO.1
G.CO.12
G.CO.13
This lesson is from Illustrative Mathematics. Geometry, Unit 1, Lesson 1. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/2/1/1/preparation.html ; accessed 29/July/2021.
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