2009 UNCO Math Contest II Problems/Problem 8: Difference between revisions
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== Solution == | == Solution == | ||
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== See also == | == See also == | ||
Revision as of 08:48, 26 November 2016
Problem
Two diagonals are drawn in the trapezoid
forming four triangles. The areas of two of the
triangles are 
and 
as shown. What is the total
area of the trapezoid?
![[asy] draw((0,0)--(20,0)--(2,4)--(14,4)--(0,0),black); draw((0,0)--(2,4)--(14,4)--(20,0),black); MP("25",(9,.25),N);MP("9",(9,2.25),N); [/asy]](http://latex.artofproblemsolving.com/4/0/2/402684b2f1013e5842db62e6b3d685aa5698aec9.png)
Solution
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See also
| 2009 UNCO Math Contest II (Problems • Answer Key • Resources) | ||
| Preceded by Problem 7 |
Followed by Problem 9 | |
| 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 | ||
| All UNCO Math Contest Problems and Solutions | ||
