Question from Charlie in Wisconsin:
Chapter 12, Lesson 5, Number 54 has incorrect answer in solutions.
Answer from Dr. Callahan:
The answer has been corrected in the new Jacob’s Enhanced Teachers Guide to say “At other positions on the major arc.”
Thanks to Harold Jacobs for pointing this out.
The surfer/spotter problem of Geometry is answered on page 290 of the Enhanced Teachers Guide for Geometry by Jacobs (ISBN: 0716756072). Since we no longer...
Question from Anna: Geometry Chapter 3 Lesson 5 Number 11. How do we figure this out? Answer from Cassidy Cash: Start with what we know: North East West South...
In Jacobs Geometry Chapter 15 Lesson 1 problem 57, we are asked, "In how many planes do the square faces of the cube faces of the unfolded hypercube...
Geometry Course Chapters 13 and 16 were originally omitted from our Geometry course for time constraints. The concepts in those chapters are advanced, though...
Question from Anya Course: Geometry Chapter/Lesson/Problem11 test7b Issue: I’m supposed to find Angle APM. To find the angle, I used tan APM=20/70, which...
Question from Joy: We are in Geometry 3 rd edition. Chapter 14 lesson 2 number 22-23. Page 582. How do you get 108? The answer in key says 3 x 180/5? Why? I...