2011 AMC 8 Problems/Problem 20
Contents
Problem
Quadrilateral is a trapezoid, , , , and the altitude is . What is the area of the trapezoid?
Solution
If you draw altitudes from and to the trapezoid will be divided into two right triangles and a rectangle. You can find the values of and with the Pythagorean theorem.
is a rectangle so
The area of the trapezoid is
Video Solution by OmegaLearn
https://youtu.be/51K3uCzntWs?t=2521
~ pi_is_3.14
Video Solution
Video Solution 2
https://youtu.be/_K32SZW_Jko. Soo, DRMS, NM
See Also
2011 AMC 8 (Problems • Answer Key • Resources) | ||
Preceded by Problem 19 |
Followed by Problem 21 | |
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All AJHSME/AMC 8 Problems and Solutions |
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