Day 8 Finding Scale Factor with vertices.
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the scale factor?
Back
The scale factor is a number that scales, or multiplies, the dimensions of a figure. It can be greater than 1 (enlargement) or between 0 and 1 (reduction).
Tags
CCSS.7.G.A.1
2.
FLASHCARD QUESTION
Front
If the scale factor is between zero and one, the new figure will be:
Back
a reduction.
Tags
CCSS.8.G.A.3
3.
FLASHCARD QUESTION
Front
The point (8, 12) was dilated to become point (2, 3). What was the scale factor?
Back
The scale factor is ¼.
Tags
CCSS.8.G.A.3
4.
FLASHCARD QUESTION
Front
What is the algebraic rule for a scale factor of 2?
Back
(x,y) → (2x, 2y) (Enlargement).
Tags
CCSS.8.G.A.3
5.
FLASHCARD QUESTION
Front
What is the algebraic rule for a scale factor of ½?
Back
(x,y) → (0.5x, 0.5y) (Reduction).
Tags
CCSS.8.G.A.3
6.
FLASHCARD QUESTION
Front
If the figure in the picture is reflected across the x-axis, what is the coordinate of M'?
Back
The coordinate of M' is (1, -3).
Tags
CCSS.8.G.A.3
CCSS.HSG.CO.A.5
7.
FLASHCARD QUESTION
Front
What does a scale factor of 1 indicate?
Back
A scale factor of 1 indicates that the figure remains the same size (no change).
Tags
CCSS.8.G.A.3
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