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Trigonometry Success In 20 Minutes a Day (Skill Builders in 20 Minutes)
 
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Trigonometry Success In 20 Minutes a Day (Skill Builders in 20 Minutes) [Paperback]

LearningExpress Editors (Author)
4.0 out of 5 stars  See all reviews (3 customer reviews)

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Book Description

Skill Builders in 20 Minutes October 22, 2007
This newest addition to the bestselling Skill Builders series, Trigonometry Success in 20 Minutes a Day helps students quickly and painlessly acquire practical skills in trigonometry through a series of simple, 20-step lesson plans. All key trigonometry topics are covered - from Pythagorean Theorem, the unit circle, and vectors to laws of sines and cosines, compound problems, and the Heron's Formula. Set up so that users can study the entire book or create a customized individual study plan, the book contains hundreds of practice exercises, without abstruse theorizing or jargon, that provide essential practice in solving trigonometry problems.

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Trigonometry Success In 20 Minutes a Day (Skill Builders in 20 Minutes) + Geometry Success in 20 Minutes a Day (Skill Builders) + Algebra Success in 20 Minutes a Day (Skill Builders)
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Product Details

  • Paperback: 256 pages
  • Publisher: Learningexpress, Llc (October 22, 2007)
  • Language: English
  • ISBN-10: 1576855961
  • ISBN-13: 978-1576855966
  • Product Dimensions: 11 x 8.6 x 0.6 inches
  • Shipping Weight: 12 ounces (View shipping rates and policies)
  • Average Customer Review: 4.0 out of 5 stars  See all reviews (3 customer reviews)
  • Amazon Best Sellers Rank: #90,512 in Books (See Top 100 in Books)

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Average Customer Review
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10 of 10 people found the following review helpful:
5.0 out of 5 stars Best book on Trig I've ever read!, January 1, 2009
This review is from: Trigonometry Success In 20 Minutes a Day (Skill Builders in 20 Minutes) (Paperback)
For some reason I've always found Trig to be challenging but this book made it so easy to understand! I would recommend it to anyone looking to review/learn Trig, the explanations are easy to grasp and the problems are straightforward.
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1 of 1 people found the following review helpful:
4.0 out of 5 stars Well illustrated, Plenty of exercises, Plain language, August 10, 2011
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This review is from: Trigonometry Success In 20 Minutes a Day (Skill Builders in 20 Minutes) (Paperback)
Trigonometry Success in 20 minutes a day by Christopher Thomas , 2007 edition,
is a welcomed text for people like me who had a hard time understanding
Trigonometry in High School .

It starts with a Pretest to assess your present trigonometry performance with a 50-question multiple choice examination to find out your strenghths and weaknesses.

It then moves into the nitty-gritty of Trigo in 20 lessons, beginning with Angles, Triangles, Pythagorean Theorem up to The Law of Sines, of Cosines, Heron`s Formula and some Advanced Problems through Calculator Trigonometry, Inverse Functions and Vectors.

well illustrated explanations with plenty of exercises and an answer key to secure your understanding ( 21 exercises just on Angles in the first chapter).

The lesson pages are not crowded offering plenty of white space so not to feel crampedand assaulted.

A Posttest of 50 questions on all the 20 lessons completes your study and comes of course with answers to evaluate your learning.

A glossary is provided as well as an Access Code to go online and get access to more exercises with immediate scoring assorted with explanations . I really appreciate this bonus.

Why 4 stars ? Well, no Index to retrieve quickly a specific point . Nevertheless
a great text for those worrying about Trigonometry; you are guaranteed a good start.
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3.0 out of 5 stars Good, not great, December 20, 2011
This review is from: Trigonometry Success In 20 Minutes a Day (Skill Builders in 20 Minutes) (Paperback)
This text leaves out way to many steps. Its geared more for people who had already taken a trig course years ago, and now need a refresher. This is not for someone who has no knowledge of trig. Math is sequential, you need a sold background in algebra and a basic outline of a full geometry course to really grasp the concepts of trigonometry. Overall, it is a good book, just a little misleading.
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