Download presentation

Presentation is loading. Please wait.

Published byKristian Campbell Modified over 4 years ago

1
9.1 Properties of Similar Figures Learning Objective: To use ratios and proportions to find measures of similar figures and use scale models to find dimensions of objects.

2
Notes Learning Objective: To use ratios and proportions to find measures of similar figures and use scale models to find dimensions of objects. EX 1 – Tell whether the shapes are similar. Explain! Similar figures Corresponding angles are congruent Corresponding sides are in proportion a. S T U 10 X V W 15 59º No! Corresponding angles are not congruent all angles are 60º.

3
Learning Objective: To use ratios and proportions to find measures of similar figures and use scale models to find dimensions of objects. b. L C R M N B 3.2 D 2.5 4.5 9 5 Are the sides in proportion?

4
Learning Objective: To use ratios and proportions to find measures of similar figures and use scale models to find dimensions of objects. L C R M N B 3.2 D 2.5 4.5 9 5 Yes!

5
Learning Objective: To use ratios and proportions to find measures of similar figures and use scale models to find dimensions of objects. EX 2 – A school band designed a new insignia for the back of their uniforms. A scale drawing of the insignia was made with a scale of 4:7. The insignia in the scale drawing is 5 cm wide and 12 cm tall. The insignia will be 8.75 cm wide on the uniforms. Find the height of the insignia. check

6
HW – p. 449 #1-18, 26-28 Out – Compare and contrast similar and congruent figures. Summary – Something new I learned was… POW!!

Similar presentations

© 2019 SlidePlayer.com Inc.

All rights reserved.

To make this website work, we log user data and share it with processors. To use this website, you must agree to our Privacy Policy, including cookie policy.

Ads by Google