Grade 8 Quizzes, Questions & Answers
Recent Grade 8 Quizzes
Modular multiplication can look tricky, but it’s really about working with remainders after multiplication. In this quiz, you’ll start with simple problems that show how multiplying numbers and then reducing them...
Questions: 10 | Attempts: 13 | Last updated: Jan 20, 2026
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Sample QuestionCompute 3 × 4 (mod 5).
Once you know the steps, it’s time to explore how the Euclidean Algorithm connects to other math ideas. In this quiz, you’ll apply it to real problems, use it to link GCD and LCM, and spot coprime numbers. We bring...
Questions: 12 | Attempts: 10 | Last updated: Jan 19, 2026
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Sample QuestionTwo classrooms are combining their chairs for an assembly. One has 48 chairs, and the other has 72. They want to set up identical rows with no extra chairs left over. What is the greatest number of chairs that can go in each row?
Numbers follow patterns, and algebra is the key to proving them! In this quiz, you’ll use algebraic expressions like n = 2k and n = 3k to show when numbers are divisible by 2, 3, 5, 9, and more. You’ll also explore...
Questions: 15 | Attempts: 10 | Last updated: Jan 19, 2026
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Sample QuestionA number leaves a remainder of 2 when divided by 5. Which equation represents this situation?
Did you know two numbers don’t have to be prime to be coprime? In this quiz, you’ll explore pairs of numbers that share no factors except 1, test real examples, and connect the idea of coprimes to GCD. Take this quiz...
Questions: 20 | Attempts: 14 | Last updated: Jan 20, 2026
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Sample QuestionWhich of the following pairs is coprime?
Let's put it all together to make solid similarity proofs! In this quiz, you’ll use clear steps—like dilation then a slide/turn/flip—to send one figure onto a similar copy. You’ll write simple...
Questions: 20 | Attempts: 12 | Last updated: Jan 19, 2026
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Sample QuestionWhich sequence proves two right triangles are similar?
Want to see how shapes can match by more than just resizing? In this quiz, you’ll combine dilations with translations, rotations, and reflections to show similarity—equal angles and proportional sides....
Questions: 20 | Attempts: 17 | Last updated: Jan 19, 2026
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Sample QuestionWhich transformation best demonstrates congruence by a slide (no turn or flip)?
Get ready to use coordinates to resize shapes with confidence! In this quiz, you’ll dilate points and polygons by a scale factor about the origin, find new coordinates, and compare perimeters and areas after a...
Questions: 20 | Attempts: 15 | Last updated: Jan 19, 2026
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Sample QuestionA triangle has sides 3, 4, and 5. After dilation, the new triangle has sides 9, 12, and 15. What is the scale factor?
Are you ready to see how shapes can grow or shrink but keep the same look? In this quiz, you’ll learn what a dilation does, how a scale factor changes size, and why angles stay the same while sides stay in...
Questions: 20 | Attempts: 16 | Last updated: Jan 19, 2026
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Sample QuestionA dilation with a scale factor greater than 1 will:
Want to see why translated figures are still a perfect match? In this quiz, you’ll connect translations to congruence: same size, same shape—just a new position. You’ll decide what changes (position) and...
Questions: 20 | Attempts: 20 | Last updated: Jan 19, 2026
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Sample QuestionWhich of the following is true about translations and congruence?
Get ready to use coordinates to move shapes with confidence! In this quiz, you’ll apply translation vectors to points and vertices, find missing rules from before-and-after positions, and describe slides using arrows...
Questions: 20 | Attempts: 10 | Last updated: Jan 19, 2026
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Sample QuestionA translation is also known as:
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