Explanation Given Information: The equality of the triangular numbers and number of handshakes. The given pattern is: Consider the statement, Both the triangular numbers and number of Handshakes needed is same. Both the triangular number and number of handshakes are calculated using the same formula that is n

1st Edition

ISBN: 9781259218859

Author: David Sobecki Professor, Brian A. Mercer

Publisher: McGraw-Hill Education

See similar textbooks

Concept explainers

Counting Principles

In statistics, the counting principle can be said to be the concept in which the quantity of an item is determined. There can be a single item, or a group of items, or items that are related to each other. In every possible set of items, the quantity of …

Videos

Question

Chapter 2.6, Problem 8G

To determine

The reason behind the triangular numbers match the number of handshakes needed.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Chapter 2.6, Problem 7G

Chapter 2.6, Problem 9G

Students have asked these similar questions

mary ann,hazel,and analyn want to know what numbers can be assigned for the frequency of of heads that will occur in tossing three coins.can you help them?

A number of people sit evenly spaced around a circular table. They are numbered consecutively in an anti-clockwise direction. Number 9 sits opposite the person who is 2 places to the left of number 6. How many people are at the table? Which number is opposite number 1? Which number is beside number 2 and opposite of number 8? Number 3 and number 9 change places. Which 2 numbers now sit beside number 10?

I need help solving this.

Chapter 2 Solutions

Pathways to Math Literacy (Loose Leaf)

Ch. 2.1 - Prob. 0LO Ch. 2.1 - Prob. 1G Ch. 2.1 - Prob. 2G Ch. 2.1 - Prob. 3G Ch. 2.1 - Prob. 4G Ch. 2.1 - Prob. 5G Ch. 2.1 - Prob. 6G Ch. 2.1 - Prob. 7G Ch. 2.1 - Prob. 8G Ch. 2.1 - Prob. 9G

Ch. 2.1 - Prob. 10G Ch. 2.1 - Prob. 11G Ch. 2.1 - Prob. 12G Ch. 2.1 - Prob. 13G Ch. 2.1 - Prob. 14G Ch. 2.1 - Prob. 15G Ch. 2.1 - Prob. 1C Ch. 2.1 - Prob. 2C Ch. 2.1 - Prob. 3C Ch. 2.1 - Prob. 4C Ch. 2.1 - Prob. 5C Ch. 2.1 - In many cases, you can use the results of existing...Ch. 2.1 - In many cases, you can use the results of existing...Ch. 2.1 - In many cases, you can use the results of existing...Ch. 2.1 - Prob. 9C Ch. 2.1 - Prob. 1R Ch. 2.1 - Prob. 2R Ch. 2.1 - Prob. 1A Ch. 2.1 - Prob. 2A Ch. 2.1 - Prob. 3A Ch. 2.1 - Prob. 4A Ch. 2.1 - Prob. 5A Ch. 2.2 - Prob. 0LO Ch. 2.2 - Prob. 2G Ch. 2.2 - The best gift I got for my birthday last year was...Ch. 2.2 - Prob. 4G Ch. 2.2 - Prob. 5G Ch. 2.2 - Prob. 6G Ch. 2.2 - Prob. 1C Ch. 2.2 - Prob. 2C Ch. 2.2 - Prob. 3C Ch. 2.2 - Prob. 4C Ch. 2.2 - Prob. 5C Ch. 2.2 - Prob. 6C Ch. 2.2 - Prob. 7C Ch. 2.2 - Prob. 8C Ch. 2.2 - Prob. 9C Ch. 2.2 - Prob. 10C Ch. 2.2 - Prob. 11C Ch. 2.2 - Forensic scientists often examine scaled-up crime...Ch. 2.2 - In the 1984 movie Ghostbusters, a 112.5-foot-tall...Ch. 2.2 - Prob. 3A Ch. 2.2 - Prob. 4A Ch. 2.2 - Prob. 5A Ch. 2.2 - Prob. 6A Ch. 2.2 - Prob. 7A Ch. 2.2 - For Questions 69, use dimensional analysis with...Ch. 2.2 - For Questions 69, use dimensional analysis with...Ch. 2.3 - Prob. 0LO Ch. 2.3 - Prob. 1C Ch. 2.3 - Prob. 2C Ch. 2.3 - Prob. 3C Ch. 2.3 - Prob. 1G Ch. 2.3 - Prob. 2G Ch. 2.3 - Prob. 3G Ch. 2.3 - Prob. 4G Ch. 2.3 - Prob. 5G Ch. 2.3 - Prob. 6G Ch. 2.3 - Prob. 7G Ch. 2.3 - Prob. 8G Ch. 2.3 - Prob. 9G Ch. 2.3 - Prob. 10G Ch. 2.3 - Prob. 11G Ch. 2.3 - Prob. 12G Ch. 2.3 - Prob. 13G Ch. 2.3 - Prob. 14G Ch. 2.3 - Prob. 15G Ch. 2.3 - Prob. 16G Ch. 2.3 - Prob. 1A Ch. 2.3 - Prob. 2A Ch. 2.3 - Prob. 3A Ch. 2.3 - Prob. 4A Ch. 2.3 - Use your answer to Question 3 and dimensional...Ch. 2.3 - Prob. 6A Ch. 2.3 - Prob. 7A Ch. 2.3 - Glaciers are large masses of ice that flow like...Ch. 2.3 - Prob. 9A Ch. 2.3 - Prob. 10A Ch. 2.4 - After reading the opening paragraph, what do you...Ch. 2.4 - Prob. 1C Ch. 2.4 - Prob. 2C Ch. 2.4 - When asked to compare the sizes of two numbers,...Ch. 2.4 - Prob. 4C Ch. 2.4 - Prob. 5C Ch. 2.4 - Prob. 1G Ch. 2.4 - Prob. 2G Ch. 2.4 - Prob. 3G Ch. 2.4 - Prob. 4G Ch. 2.4 - Prob. 5G Ch. 2.4 - Prob. 6G Ch. 2.4 - Prob. 7G Ch. 2.4 - Prob. 8G Ch. 2.4 - Prob. 9G Ch. 2.4 - Prob. 10G Ch. 2.4 - Name...Ch. 2.4 - Name...Ch. 2.4 - Name...Ch. 2.4 - Prob. 4A Ch. 2.4 - Prob. 5A Ch. 2.4 - Prob. 6A Ch. 2.5 - Prob. 0LO Ch. 2.5 - What is a variable?Ch. 2.5 - Prob. 2C Ch. 2.5 - Consider the following relationships, where one...Ch. 2.5 - If we wanted to know the cost of a 7-mile cab...Ch. 2.5 - Evaluate the cost formula for m=4, then attach...Ch. 2.5 - Prob. 4G Ch. 2.5 - Prob. 5G Ch. 2.5 - Prob. 6G Ch. 2.5 - Prob. 7G Ch. 2.5 - Prob. 8G Ch. 2.5 - Prob. 9G Ch. 2.5 - Prob. 10G Ch. 2.5 - Prob. 11G Ch. 2.5 - Next, were going to look at how the types of...Ch. 2.5 - Prob. 13G Ch. 2.5 - Prob. 14G Ch. 2.5 - Prob. 15G Ch. 2.5 - Prob. 16G Ch. 2.5 - Type a short answer to each question. What is a...Ch. 2.5 - Type a short answer to each question. When two...Ch. 2.5 - Type a short answer to each question. Describe the...Ch. 2.5 - Type a short answer to each question. How do the...Ch. 2.5 - Prob. 1A Ch. 2.5 - Prob. 2A Ch. 2.5 - Prob. 3A Ch. 2.5 - Prob. 4A Ch. 2.5 - Prob. 5A Ch. 2.5 - Use the spreadsheet on page 122 to answer the...Ch. 2.5 - Prob. 7A Ch. 2.5 - Prob. 8A Ch. 2.6 - Prob. 0LO Ch. 2.6 - Prob. 1G Ch. 2.6 - Prob. 2G Ch. 2.6 - Prob. 3G Ch. 2.6 - Prob. 4G Ch. 2.6 - Prob. 5G Ch. 2.6 - Prob. 6G Ch. 2.6 - Prob. 7G Ch. 2.6 - Prob. 8G Ch. 2.6 - Prob. 9G Ch. 2.6 - Prob. 10G Ch. 2.6 - Prob. 1C Ch. 2.6 - Prob. 2C Ch. 2.6 - Prob. 3C Ch. 2.6 - Prob. 4C Ch. 2.6 - This is where deductive reasoning comes into play....Ch. 2.6 - Pretend that youre one of the nine justices: how...Ch. 2.6 - Prob. 8C Ch. 2.6 - Prob. 9C Ch. 2.6 - Prob. 10C Ch. 2.6 - Prob. 11C Ch. 2.6 - Prob. 12C Ch. 2.6 - Prob. 13C Ch. 2.6 - Prob. 14C Ch. 2.6 - Prob. 15C Ch. 2.6 - Prob. 1A Ch. 2.6 - Prob. 2A Ch. 2.6 - Prob. 3A Ch. 2.6 - Prob. 4A Ch. 2.6 - Prob. 5A Ch. 2.6 - Prob. 6A Ch. 2.6 - Prob. 7A Ch. 2.6 - Prob. 8A Ch. 2.6 - Prob. 9A Ch. 2.6 - Prob. 10A Ch. 2.7 - After reading the opening paragraph, what do you...Ch. 2.7 - Prob. 1C Ch. 2.7 - Prob. 2C Ch. 2.7 - When an average-sized person walks at a fairly...Ch. 2.7 - Prob. 1G Ch. 2.7 - Prob. 2G Ch. 2.7 - Prob. 3G Ch. 2.7 - Prob. 4G Ch. 2.7 - Prob. 1A Ch. 2.7 - Prob. 2A Ch. 2.7 - Prob. 3A Ch. 2.7 - Prob. 4A Ch. 2.8 - Prob. 0LO Ch. 2.8 - Prob. 1C Ch. 2.8 - Prob. 2C Ch. 2.8 - Prob. 1G Ch. 2.8 - Prob. 2G Ch. 2.8 - Prob. 3G Ch. 2.8 - Prob. 4G Ch. 2.8 - Prob. 5G Ch. 2.8 - Prob. 6G Ch. 2.8 - Prob. 7G Ch. 2.8 - Prob. 8G Ch. 2.8 - Prob. 9G Ch. 2.8 - Prob. 10G Ch. 2.8 - Prob. 11G Ch. 2.8 - Prob. 12G Ch. 2.8 - Prob. 1A Ch. 2.8 - Prob. 2A Ch. 2.8 - Prob. 3A Ch. 2.8 - Prob. 4A Ch. 2.8 - Prob. 5A Ch. 2.8 - Prob. 6A Ch. 2.8 - Prob. 7A Ch. 2.8 - Prob. 8A Ch. 2.8 - Prob. 9A Ch. 2.8 - The two tables below display the charges for two...Ch. 2.9 - After reading the opening paragraph, what do you...Ch. 2.9 - Prob. 1G Ch. 2.9 - Prob. 2G Ch. 2.9 - Prob. 3G Ch. 2.9 - Prob. 4G Ch. 2.9 - Prob. 5G Ch. 2.9 - Prob. 6G Ch. 2.9 - We know that the equation 1 min =60 sec is true....Ch. 2.9 - Prob. 8G Ch. 2.9 - Prob. 9G Ch. 2.9 - Prob. 10G Ch. 2.9 - Prob. 11G Ch. 2.9 - Prob. 12G Ch. 2.9 - Prob. 13G Ch. 2.9 - Prob. 14G Ch. 2.9 - Prob. 15G Ch. 2.9 - Prob. 16G Ch. 2.9 - Prob. 17G Ch. 2.9 - Prob. 18G Ch. 2.9 - Prob. 19G Ch. 2.9 - In Group Question 4 of Lesson 1-2, we found that...Ch. 2.9 - Prob. 21G Ch. 2.9 - Prob. 22G Ch. 2.9 - In the Group portion of Lesson 2-8, you were asked...Ch. 2.9 - Prob. 24G Ch. 2.9 - Prob. 25G Ch. 2.9 - Prob. 26G Ch. 2.9 - Prob. 27G Ch. 2.9 - Prob. 28G Ch. 2.9 - Prob. 29G Ch. 2.9 - Prob. 30G Ch. 2.9 - Prob. 31G Ch. 2.9 - Prob. 32G Ch. 2.9 - Prob. 33G Ch. 2.9 - Prob. 34G Ch. 2.9 - Prob. 35G Ch. 2.9 - Prob. 37G Ch. 2.9 - Prob. 38G Ch. 2.9 - Prob. 39G Ch. 2.9 - Prob. 40G Ch. 2.9 - Prob. 1A Ch. 2.9 - Prob. 2A Ch. 2.9 - Prob. 3A Ch. 2.9 - Prob. 4A Ch. 2.9 - Prob. 5A Ch. 2.9 - Prob. 6A Ch. 2.9 - From Lesson 2-7 Group Question 4: 1,000+50x=4,500...Ch. 2.9 - Prob. 8A Ch. 2.9 - Prob. 9A Ch. 2.9 - Prob. 10A Ch. 2.9 - Prob. 11A Ch. 2.9 - Prob. 12A Ch. 2.9 - Prob. 13A

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, subject and related others by exploring similar questions and additional content below.

The reason behind the triangular numbers match the number of handshakes needed.

Solution Summary: The author explains the reason behind the equality of the triangular numbers and number of handshakes is that both of them have the same formula.

Concept explainers

Videos

The reason behind the triangular numbers match the number of handshakes needed.

Want to see the full answer?

Chapter 2 Solutions