After going over the homework, we spent time working on the final section of chapter 12. The topic for today was dealing with the ratios among similar solid objects. The ratio between single dimensions (height, slant height, perimeter, etc. is equal to the scale factor. The area ratio is equal to the scale factor squared. The volume ratio is equal to the scale factor cubed. We did a few sample problems involving these ratios together before getting started on our homework.
Assignment: section 12-5; page 510-511; classroom exercises #6-11; written exercises #1-8, 11
No comments:
Post a Comment