Geometry For Enjoyment And Challenge
Geometry For Enjoyment And Challenge
91st Edition
ISBN: 9780866099653
Author: Richard Rhoad, George Milauskas, Robert Whipple
Publisher: McDougal Littell
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Question
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Chapter 14.3, Problem 20PSC

a.

To determine

To find the ratio of the area of the triangle to the area of the original triangle.

a.

Expert Solution
Check Mark

Answer to Problem 20PSC

  ar(DEF)ar(ABC)=14

Explanation of Solution

Given:

The new triangle is formed by joining the trisection points of the medians.

Calculation:

The sketch will be as follows-

  Geometry For Enjoyment And Challenge, Chapter 14.3, Problem 20PSC

   DECF is a parallelogram.

  ar(CEF)=ar(DEF)=ar(DBE)=ar(AFD)4×ar(DEF)=ar(ABC)ar(DEF)ar(ABC)=14

b.

To determine

To find the relationship of the triangle to the triangle formed by joining the midpoints of the original triangle.

b.

Expert Solution
Check Mark

Answer to Problem 20PSC

The area of new triangle will be one fourth of the area of the original triangle.

Explanation of Solution

Given:

The new triangle is formed by joining the trisection points of the medians.

Calculation:

The area of new triangle will be one fourth of the area of the original triangle.

  ar(DEF)=14ar(ABC)

Chapter 14 Solutions

Geometry For Enjoyment And Challenge

Ch. 14.1 - Prob. 11PSBCh. 14.1 - Prob. 12PSBCh. 14.1 - Prob. 13PSBCh. 14.1 - Prob. 14PSBCh. 14.1 - Prob. 15PSBCh. 14.1 - Prob. 16PSBCh. 14.1 - Prob. 17PSBCh. 14.1 - Prob. 18PSBCh. 14.1 - Prob. 19PSBCh. 14.1 - Prob. 20PSBCh. 14.1 - Prob. 21PSBCh. 14.1 - Prob. 22PSBCh. 14.1 - Prob. 23PSBCh. 14.1 - Prob. 24PSCCh. 14.1 - Prob. 25PSCCh. 14.1 - Prob. 26PSCCh. 14.1 - Prob. 27PSCCh. 14.1 - Prob. 28PSCCh. 14.1 - Prob. 29PSCCh. 14.1 - Prob. 30PSCCh. 14.2 - Prob. 1PSACh. 14.2 - Prob. 2PSACh. 14.2 - Prob. 3PSACh. 14.2 - Prob. 4PSACh. 14.2 - Prob. 5PSBCh. 14.2 - Prob. 6PSBCh. 14.2 - Prob. 7PSBCh. 14.2 - Prob. 8PSBCh. 14.2 - Prob. 9PSBCh. 14.2 - Prob. 10PSBCh. 14.2 - Prob. 11PSCCh. 14.2 - Prob. 12PSCCh. 14.2 - Prob. 13PSCCh. 14.2 - Prob. 14PSCCh. 14.2 - Prob. 15PSCCh. 14.2 - Prob. 16PSCCh. 14.2 - Prob. 17PSCCh. 14.3 - Prob. 1PSACh. 14.3 - Prob. 2PSACh. 14.3 - Prob. 3PSACh. 14.3 - Prob. 4PSACh. 14.3 - Prob. 5PSACh. 14.3 - Prob. 6PSACh. 14.3 - Prob. 7PSACh. 14.3 - Prob. 8PSBCh. 14.3 - Prob. 9PSBCh. 14.3 - Prob. 10PSBCh. 14.3 - Prob. 11PSBCh. 14.3 - Prob. 12PSBCh. 14.3 - Prob. 13PSBCh. 14.3 - Prob. 14PSBCh. 14.3 - Prob. 15PSCCh. 14.3 - Prob. 16PSCCh. 14.3 - Prob. 17PSCCh. 14.3 - Prob. 18PSCCh. 14.3 - Prob. 19PSCCh. 14.3 - Prob. 20PSCCh. 14.3 - Prob. 21PSDCh. 14.4 - Prob. 1PSACh. 14.4 - Prob. 2PSACh. 14.4 - Prob. 3PSACh. 14.4 - Prob. 4PSACh. 14.4 - Prob. 5PSACh. 14.4 - Prob. 6PSBCh. 14.4 - Prob. 7PSBCh. 14.4 - Prob. 8PSBCh. 14.4 - Prob. 9PSBCh. 14.4 - Prob. 10PSBCh. 14.4 - Prob. 11PSBCh. 14.4 - Prob. 12PSBCh. 14.4 - Prob. 13PSBCh. 14.4 - Prob. 14PSCCh. 14.4 - Prob. 15PSCCh. 14.4 - Prob. 16PSCCh. 14.4 - Prob. 17PSCCh. 14.4 - Prob. 18PSCCh. 14.4 - Prob. 19PSDCh. 14.5 - Prob. 1PSACh. 14.5 - Prob. 2PSACh. 14.5 - Prob. 3PSACh. 14.5 - Prob. 4PSACh. 14.5 - Prob. 5PSACh. 14.5 - Prob. 6PSACh. 14.5 - Prob. 7PSACh. 14.5 - Prob. 8PSACh. 14.5 - Prob. 9PSACh. 14.5 - Prob. 10PSACh. 14.5 - Prob. 11PSACh. 14.5 - Prob. 12PSBCh. 14.5 - Prob. 13PSBCh. 14.5 - Prob. 14PSBCh. 14.5 - Prob. 15PSBCh. 14.5 - Prob. 16PSBCh. 14.5 - Prob. 17PSBCh. 14.5 - Prob. 18PSBCh. 14.5 - Prob. 19PSBCh. 14.5 - Prob. 20PSCCh. 14.5 - Prob. 21PSCCh. 14.5 - Prob. 22PSCCh. 14.5 - Prob. 23PSCCh. 14.5 - Prob. 24PSCCh. 14.5 - Prob. 25PSCCh. 14.5 - Prob. 26PSDCh. 14.6 - Prob. 1PSACh. 14.6 - Prob. 2PSACh. 14.6 - Prob. 3PSACh. 14.6 - Prob. 4PSACh. 14.6 - Prob. 5PSACh. 14.6 - Prob. 6PSACh. 14.6 - Prob. 7PSACh. 14.6 - Prob. 8PSBCh. 14.6 - Prob. 9PSBCh. 14.6 - Prob. 10PSBCh. 14.6 - Prob. 11PSBCh. 14.6 - Prob. 12PSBCh. 14.6 - Prob. 13PSBCh. 14.6 - Prob. 14PSBCh. 14.6 - Prob. 15PSBCh. 14.6 - Prob. 16PSBCh. 14.6 - Prob. 17PSCCh. 14.6 - Prob. 18PSCCh. 14.6 - Prob. 19PSCCh. 14.6 - Prob. 20PSCCh. 14.6 - Prob. 21PSCCh. 14.6 - Prob. 22PSDCh. 14.6 - Prob. 23PSDCh. 14.6 - Prob. 24PSECh. 14 - Prob. 1RPCh. 14 - Prob. 2RPCh. 14 - Prob. 3RPCh. 14 - Prob. 4RPCh. 14 - Prob. 5RPCh. 14 - Prob. 6RPCh. 14 - Prob. 7RPCh. 14 - Prob. 8RPCh. 14 - Prob. 9RPCh. 14 - Prob. 10RPCh. 14 - Prob. 11RPCh. 14 - Prob. 12RPCh. 14 - Prob. 13RPCh. 14 - Prob. 14RPCh. 14 - Prob. 15RPCh. 14 - Prob. 16RPCh. 14 - Prob. 17RPCh. 14 - Prob. 18RPCh. 14 - Prob. 19RPCh. 14 - Prob. 20RPCh. 14 - Prob. 21RPCh. 14 - Prob. 22RPCh. 14 - Prob. 23RPCh. 14 - Prob. 24RPCh. 14 - Prob. 25RPCh. 14 - Prob. 26RPCh. 14 - Prob. 27RPCh. 14 - Prob. 28RPCh. 14 - Prob. 29RPCh. 14 - Prob. 30RPCh. 14 - Prob. 31RPCh. 14 - Prob. 32RP
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