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where students teach themselves
A comprehensive geometry curriculum
Geometry for School and Home
Activity 6A
The Geometric Mean
Objectives
Calculate the geometric mean of two numbers.
Given a number and a geometric mean, calculate the other number.
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About Geometry Worksheet Activity 6A :
Activity 6A is an introduction to calculating the geometric mean of two numbers.
Prerequisite Skills: Solve proportions (Assignment 6.2).
Definition: The geometric mean of two numbers, a and b, is a number c such that a = c
c b
2
(The geometric mean of two numbers a and b is a number c such that c = ab )
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