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8th Grade Math (Math 8) · Chapter 9 · Lesson 9.1 · Printable PDF

Similar Figures Worksheet with Answer Key

6 problems on similar figures: comparing angles and sides of quadrilaterals, scale factors, finding a wrong method, a pentagon with an unknown, a kite plan, and a flexible four-bar frame. 2 pages, with a worked answer key.

6 problems2 pagesanswer key
Printable Similar figures worksheet with answer key - 8th Grade Math (Math 8) (Page 1 PDF preview)
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Try one first: a free Chapter 1 worksheet (PDF, no sign-in).

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What's on the worksheet

  1. Decide if two quadrilaterals are similar from their angles.
  2. Find scale factors and matching sides of similar quadrilaterals:
  3. Find what is wrong with Ryan's subtraction method for a missing side of similar figures.
  4. Find x and the sides of two similar pentagons.
  5. Word problem: the sides of a kite made from a plan, and a larger kite.
  6. Word problem: decide if Owen's bendable frame of straws can change to a similar shape.

Teach it first

The free lesson teaches it with worked examples and practice problems.

Similar figures: the lesson ›

More Chapter 9 worksheets: Dilations and similarity