Concept explainers
Whether
Answer to Problem 9PSB
No,
Explanation of Solution
Given Information: Angle
Formula Used:The sum of all the angle of the triangle is
Proof: Any triangle is said to be acute angle triangle, if all three angles are acute.
If any of the angle is not acute, then triangle would not be acute. Therefore, if two angles are acute, then it is not necessary that third angle would be acute.
For e.g. In
Then from the triangle property (sum of all the angle of the triangle is
Hence,
Chapter 1 Solutions
Geometry For Enjoyment And Challenge
Additional Math Textbook Solutions
A Problem Solving Approach To Mathematics For Elementary School Teachers (13th Edition)
Mathematical Ideas (13th Edition) - Standalone book
Intro Stats, Books a la Carte Edition (5th Edition)
- Elementary Geometry For College Students, 7eGeometryISBN:9781337614085Author:Alexander, Daniel C.; Koeberlein, Geralyn M.Publisher:Cengage,Elementary Geometry for College StudentsGeometryISBN:9781285195698Author:Daniel C. Alexander, Geralyn M. KoeberleinPublisher:Cengage Learning