Unit 1, Module 1 - Weeblyphsblythe.weebly.com/uploads/5/9/9/1/59912995/1-2_class_notes.pdf · Unit...
Transcript of Unit 1, Module 1 - Weeblyphsblythe.weebly.com/uploads/5/9/9/1/59912995/1-2_class_notes.pdf · Unit...
1.2 Modeling quantities teacher notes.notebook
1
September 06, 2017
Unit 1, Module 1.2Modeling Quantities
Ratio:
Proportion:
Are the following proportions?
Solve these proportions.
A Comparison of two quantities
An equation stating that two ratios are equal
1.2 Modeling quantities teacher notes.notebook
2
September 06, 2017
Scale Drawings and ModelsScale Factor:Ratio of any length in a scale drawing (or model) to the actual length
Scale drawing Scale Model
The actual distance from Chicago to Evanston is 11.25 mi. What is the distance on the map?
Dimensional Analysis
Rate: Ratio with different units
Unit Rate:
a comparison of two measurements in which one of the terms has a value of 1
1.2 Modeling quantities teacher notes.notebook
3
September 06, 2017
Graphing a Proportional Relationship
A local store sells 8 corn muffins for a total of $6.00. Find the unit rate. Then graph the points.
Mrs. Blythe walked 6.32 miles in 1.5 hours at a constant rate. Find her unit rate and then graph the relationship.
Assignment:
Pg. 17 #111, 2124