8th Grade Geometry Review
Authored by Jessica Kuhner
Mathematics
8th Grade
CCSS covered
Used 644+ times
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About
This quiz comprehensively covers 8th grade geometry fundamentals across three major areas: angle relationships, transformations, and dilations. Students need to understand basic angle properties including triangle angle sums (180°), supplementary angles (180°), and complementary angles (90°), while also working with more complex angle relationships formed by parallel lines and transversals such as corresponding, alternate interior, alternate exterior, and vertical angles. The transformation section requires students to identify and apply translations, reflections, and rotations both conceptually and algebraically, including writing coordinate rules like (x±a, y±b) for translations and recognizing degree measures for rotations. The dilation problems demand understanding of scale factors and their effects on coordinate points, requiring students to multiply coordinates by scale factors and work backwards from dilated images to determine the original scale factor used. Created by Jessica Kuhner, a Mathematics teacher in the US who teaches grade 8. This quiz serves as an excellent comprehensive review tool that can be deployed as a pre-assessment to gauge student readiness before geometry units, used for spiral review throughout the semester, or implemented as targeted practice before standardized testing. The variety of question types makes it ideal for differentiated instruction - teachers can assign specific sections based on individual student needs or use the entire quiz for summative assessment purposes. The problems align directly with Common Core standards 8.G.A.1 (properties of rotations, reflections, and translations), 8.G.A.2 (congruence and similarity through transformations), 8.G.A.3 (analyzing coordinate effects of transformations), and 8.G.A.4 (understanding similarity through dilations), while also reinforcing foundational angle relationships that support geometric reasoning throughout the middle school curriculum.
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many degrees in a triangle?
Tags
CCSS.8.G.A.5
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Find the missing angle measurement.
Tags
CCSS.8.G.A.5
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the measure of angle b? (hint: you need to find a first!)
Tags
CCSS.8.G.A.5
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Name the corresponding angle or side.
Tags
CCSS.HSG.CO.B.7
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Supplementary angles add up to?
Tags
CCSS.7.G.B.5
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Two angles added together to produce 90 degrees
Tags
CCSS.7.G.B.5
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The supplement of an angle is 65 °. What is the measure of the angle?
Tags
CCSS.7.G.B.5
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