Geometry Unit 4
Mathematics
8th - 10th Grade
CCSS covered
Used 185+ times
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About
This quiz covers fundamental concepts in geometry, specifically focusing on triangle congruence, angle relationships, and geometric proofs. The content is appropriate for 8th to 10th grade students who are working through a comprehensive geometry unit. Students need to understand congruent triangles and the postulates that prove congruence (SSS, SAS, ASA, and HL), recognize and apply angle relationships including complementary and supplementary angles, and work with the exterior angle theorem. The quiz also requires students to construct and analyze geometric proofs, understanding the logical flow of statements and reasons, including properties like CPCTC (Corresponding Parts of Congruent Triangles are Congruent), the Segment Addition Postulate, and various properties of equality. Students must demonstrate both computational skills in finding angle measures and variables, as well as conceptual understanding of geometric relationships and proof structure. This quiz was created by a classroom teacher who designed it for students studying geometry in grades 8-10. The comprehensive nature of this assessment makes it an excellent tool for formative assessment at the conclusion of a triangle congruence and proof unit, allowing teachers to gauge student understanding across multiple geometric concepts simultaneously. Teachers can effectively use this quiz as a unit review before a major test, as homework to reinforce recently taught concepts, or as a diagnostic tool to identify areas where students need additional support. The varied question types, from computational problems to proof reasoning, make it suitable for differentiated instruction and can serve as both practice and assessment. This quiz aligns with Common Core standards 8.G.A.2 (understanding congruence through transformations), G-CO.B.7 (using triangle congruence criteria), and G-CO.C.10 (proving geometric theorems), providing comprehensive coverage of essential geometric reasoning skills that form the foundation for advanced mathematics courses.
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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which sides are congruent?
AB and AC
AB and BC
AC and BC
ABC and ACB
Tags
CCSS.8.G.A.2
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Find the value of the base angle.
Tags
CCSS.8.G.A.5
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following angles can you add together to equal angle d?
Tags
CCSS.8.G.A.5
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Find the value of x by using the exterior angle theorem.
Tags
CCSS.8.G.A.5
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Find the measure of each angle indicated.
Tags
CCSS.8.G.A.5
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Find x
Tags
CCSS.HSG.CO.C.9
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the reason?
Definition of complementary
Definition of supplementary
Tags
CCSS.7.G.B.5
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