Bell Ringer I will not answer questions about the Bell Ringer. Solve each proportion. You must show your work to receive credit. 1. 2. 3. 4.

Announcements STI Assessment is TOMORROW, Feb 25 Bring something to do when you finish Quiz on Thursday, Feb 26 Sections: 6.1 - Ratios 6.2 – Unit Rate 6.4 – Proportional and Nonproportional 6.5 – Solving Proportions 6.6 – Scale Drawing and Models

Quick Quiz Review Section 6.1: Express each ratio as a fraction in simplest form. 8 pencils out of 16 erasers 2 feet to 16 inches Section 6.2: Express each ratio as a unit rate. $4.60 for 5 cans of soup 652 miles in 9 days Section 6.4: Determine whether the set of numbers in each table is proportional. Shaded Squares 1 2 3 4 Total Squares 8 15 30 42

Quick Quiz Review Section 6.5: Problems like the Bell Ringer The cost for 2.5 pounds of meat is $7.20. Write an equation relating cost to the pounds of meat. How much will 4 pounds cost?

Homework Check

Section 6.6 Continued Scale Models and Drawings R drive > Key > Feb 23_27 > 2_24__6.6 Cont File > Save As > P drive > Math > Feb 23_27 > 2_24__6.6 Cont

Video Clip Introduction https://www.youtube.com/watch?v=NQ- 8IuUkJJc Note to Self: start at 52 sec

Vocabulary Scale Factor – A scale written without units

Notes

Example 1 Find Actual Measurements

Example 2 Find Actual Measurements

Example 3 – Your Turn Find Actual Measurements A map has a scale of 1 inch = 8 miles. Two towns are 3.25 inches apart on the map. What is the actual distance between the two towns?

Notes

Example 4 Construct a Scale Drawing

Example 4 Continued

Example 4 Continued

How This Is Used in the Real World

Example 5 Construct a Scale Drawing

Example 6 – Your Turn Construct a Scale Drawing Sheila is designing a patio that is 16 feet long and 14 feet wide. Make a scale drawing of the patio. Use a scale of 0.5 inches = 4 feet. Use ¼ in grid paper.

Homework Section 6.6 #2, 3, 6 – 8

Homework Section 6.6 #2, 3, 6-8

Homework Section 6.6 #2, 3, 6 – 8