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Geometry Ch 3.1 #36
Questions: Help with Geometry ch.3.1 #36. We don't understand how to get the last step in the answer. How does the 4 get under the "pie" and not also under the d square? Thanks Answer from Dr. Callahan: Take these steps A = pi*r^2 and r= d/2 Now...
Algebra Solutions Manual Ch 7.7
Algebra Solutions Manual Chapter 7, Lesson 7, problem 2b page 102 of solutions manual Should read: "One possible answer: 2x + 4y = 10"
Algebra Ch6.1 Set 4 #1
Question: I found a typo in the answer key... chapter 6, lesson 1, Set 4, number 1 should sat that you divide by 5 instead of 7, correct? Thank you! Answer by Dr Callahan You are correct. This should say divid by 5 instead of 7.
Algebra Ch9.2 #4
Question from Renee, Please confirm the correct answers for Chapter 9 Lesson 2 on page 403--Problem number 4 (a-f). Answers seem wrong in the answer key. Seems to me they should all be "yes" except "d." Am I wrong? Answer: In this problem, you are being asked whether...
Geometry Ch 14.5 #12
Question from Daniel, Would you explain problem 12 from lesson 14.5? How exactly do you calculate circular inches? Answer First, a circular inch is the amount of area taken up by a circle one inch in diameter. So that makes one circular inch = Area = pi*(d/2)^2...
Geometry Ch. 14.2 #16
Questions from Teresa, I'm in Jacobs Geometry, Chapter 14, Lesson 2. The answer to problem 16 is 9 sin 20 degrees. How do you get that answer? Answer: First, from #15 you see we count 9 sides. So, n=9. For #16, based on the formula from Theorem 75 on page 581 N =...
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