Illustrative Mathematics - Geometry - Mathematics - Unit 2 - Lesson 11 - Formative Library | Library

Which of the following criteria always proves triangles congruent? Select all that apply.

3 congruent angles

3 congruent sides

Corresponding congruent Side-Angle-Side

Corresponding congruent Side-Side-Angle

Corresponding congruent Angle-Side-Angle

G.CO.8

Jada states that diagonal WY bisects angles ZWX and ZYX. Is she correct? Explain your reasoning.

G.CO.8

Select all true statements based on the diagram.

Angle CBE is congruent to angle DEA.

Angle CEB is congruent to angle DEA.

Segment DA is congruent to segment CB.

Segment DC is congruent to segment AB.

Line DC is parallel to line AB.

G.CO.8

WXYZ is a kite. Angle WXY has a measure of 94 degrees and angle ZWX has a measure of 112 degrees. 
Find the measure of angle ZYW.

G.CO.8

10.

11.

12.

13.

The triangles are congruent. Which sequence of rigid motions takes triangle DEF onto triangle BAC?

Translate DEF using directed line segment EA. Rotate D'E'F' using A as the center so that D' coincides with C. Reflect D''E''F'' across line AC.

Translate DEF using directed line segment EA. Rotate D'E'F' using A as the center so that D' coincides with C. Reflect D''E''F'' across line AB.

Translate DEF using directed line segment EA. Rotate D'E'F' using A as the center so that D' coincides with B. Reflect D''E''F'' across line AC.

Translate DEF using directed line segment EA. Rotate D'E'F' using A as the center so that D' coincides with B. Reflect D''E''F'' across line AB.

G.CO.8

This lesson is from Illustrative Mathematics. Geometry, Unit 2, Lesson 11. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/2/2/11/index.html ; accessed 29/July/2021.

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