To calculate: The length of a leg of an isosceles
Answer to Problem 26PSC
The length of a leg of an isosceles triangle is 10.
Explanation of Solution
Given information:
Perimeter
Side
Formula used:
The below theorem is used:
Pythagoras theorem states that “In a right angled triangle, the square of the hypotenuse side is equal to the sum of squares of the other two sides”.
In right
Calculation:
An isosceles triangle has two legs congruent.
Two triangles are congruent under ASA congruence rule.
Side x can be calculated by applying Pythagoras Theorem in triangle ADB .
In right angled triangle ADB , we get
Chapter 9 Solutions
Geometry For Enjoyment And Challenge
Additional Math Textbook Solutions
A Problem Solving Approach To Mathematics For Elementary School Teachers (13th Edition)
PREALGEBRA
Statistical Reasoning for Everyday Life (5th Edition)
Trigonometry (11th Edition)
Calculus & Its Applications (14th 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