Difference between revisions of "2013 AMC 12A Problems/Problem 1"
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Revision as of 08:54, 7 April 2013
Problem
Square has side length . Point is on , and the area of is . What is ?
Solution
We are given that the area of is , and that .
The area of a triangle:
Using as the height of ,
and solving for b,
, which is
See also
2013 AMC 12A (Problems • Answer Key • Resources) | |
Preceded by First Question |
Followed by Problem 2 |
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All AMC 12 Problems and Solutions |