Lesson 8.1 & 8.2. Today, we will learn to… …find and simplify ratios ...use proportions to solve problems. Solving Problems with Ratio and Proportion. Ratio. A ratio is a comparison of two numbers written in simplest form. a a : b a to b b. Simplify the ratio.

By7-1. Ratios in Similar Polygons. Warm Up. Lesson Presentation. Lesson Quiz. Holt McDougal Geometry. Holt Geometry. Q Z; R Y; S X; QR ZY ; RS YX ; QS ZX. Warm Up

BySimilar Polygons. Section 7-2. Objective. Identify similar polygons. Key Vocabulary. Similar polygons Similarity ratio Scale factor. Theorems. 7.1 Perimeters of Similar Polygons. Similar Triangles. What is Similarity?. Not Similar. Similar. Similar. Not Similar. NOT Similar.

By5.2 Similar Polygons. Two congruent polygons are also similar polygons. Two polygons are similar iff (if and only if) two conditions are satisfied. All pairs of corresponding angles are congruent. All pairs of corresponding sides are proportional.

By7-2. Ratios in Similar Polygons. Warm Up. Lesson Presentation. Lesson Quiz. Holt McDougal Geometry. Holt Geometry. 7-2. Q Z; R Y; S X; QR ZY ; RS YX ; QS ZX. Warm Up

BySection 8.2 Perimeter and Area of Polygons. The perimeter of a polygon is the sum of the lengths of all sides of the polygon. Table 8.1 and 8.2 p. 363 Ex 1,2 p. 364. Theorem 8.2.1 Heron’s Formula for the Area of a Triangle. Semiperimeter s = ½ (a + b + c) Heron’s Formula:

ByJeopardy. GEOMETRY. Irma Crespo 2010. Final. Geometry. CREDIT. Jeopardy. ½ = ¼. What is not proportionate?. 2 = 4 . 4 16. What is not proportionate?. 1 = 3 3 9. What is proportionate?. 12 = 24 48 96. What is proportionate?.

ByProportions & Similar Triangles. Investigation – Proportional parts of triangles Step 1 Use a ruler to draw a pair of parallel segments Step 2 Draw ∆ ABC with A and C on one segment and B on the far side of the other segment

ByJeopardy. Hosted by ***. Ratios. Proportions. Similar . Other. 100. 100. 100. 100. 200. 200. 200. 200. 300. 300. 300. 300. 400. 400. 400. 400. 500. 500. 500. 500. Row 1, Col 1. What is ¾?. Simplify: . 1,2. What is x = 1.6?.

By7-2 Similar Polygons. You used proportions to solve problems. Use proportions to identify similar polygons. Solve problems using the properties of similar polygons. Similar Polygons. Similar polygons have the same shape but not necessarily the same size. These figures are not similar.

By[4.4] Similar Polygons. Are these parallelograms similar?. These trapezoids are similar. Find . Flags. Definitions. Polygon: Corresponding Sides: Corresponding Angles:.

ByGeometry Tactile Graphics Kit. Drawings 1 - 2. #1. Perpendicular to a line. #2. Skew lines and transversal. Drawings 3 - 4. #3. Parallel lines and transversal. #4. Marking congruent angles. Drawings 5 - 6. #5. Acute angles. #6. Obtuse angles. Drawings 7 - 8.

ByChapter 4. Lesson 4-5. (over Lesson 4-1). A B C D. Express the rate as a unit rate. 198 miles in 3 hours. A. 201 mi/h B. 195 mi/h C. 66 mi/h D. 33 mi/h. A. B . C . D . (over Lesson 4-3).

BySimilar Polygons Game 7-3. By: Ashley, Justan , Tyler, Troy. Question 1: What are similar polygons?. Two polygons are similar if their angles can be paired so that corresponding angles are congruent and corresponding sides are in proportion. .

ByMaterials Reminders. Get out your agenda if you see your name below. I would like to have you in my FLEX Wednesday. Musical Math. Use the Pythagorean Theorem to determine whether or not the following triangle is a right triangle. 3. 1. 2. Cornell Notes. Topic:. 4-7 Similar Polygons.

ByHonors Geometry. Section 8.3 Similar Polygons. Please select a Team. Team 1 Team 2 Team 3 Team 4 Team 5 Team 6 Team 7 Team 8 Team 9 Team 10. Response Grid. 10. Countdown. Two polygons such that their corresponding angles are . Proportionality Statement. Vocab.

By9.2 Similar Polygons. Vocabulary. Similar Polygons . What You'll Learn. You will learn to identify similar polygons . . 1) polygons 2) sides 3) similar polygons 4) scale drawing. D. Δ ABC is similar to Δ DEF. A. C. B. F. E. Similar Polygons .

By8.3 Similar Polygons. Warmup - Simplify. Identifying Similar Polygons. Definition: Similar Polygons T wo polygons such that their corresponding angles are congruent and the lengths of corresponding sides are proportional the two polygons. Similar polygons. If ABCD ~ EFGH, then. G. H.

ByUnit 9 – Day 1 Homework Assignment. Read through and take notes from the following slides Write down any questions you have while reading Things you don ’ t understand Definitions that sound confusing etc Write down and attempt to solve each example problem

ByJournal Prompt. On a separate piece of paper: With only two units left of the semester, how do you feel about Geometry? What was your favorite topic? What was your least favorite? How do you feel about your current grade? What are you going to do to keep it up?

ByView Similar polygons PowerPoint (PPT) presentations online in SlideServe. SlideServe has a very huge collection of Similar polygons PowerPoint presentations. You can view or download Similar polygons presentations for your school assignment or business presentation. Browse for the presentations on every topic that you want.