Difference between revisions of "2021 JMPSC Accuracy Problems/Problem 8"
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| − | + | We have <math>2</math> symmetrical triangles about the right side, <math>3</math> triangles containing <math>3</math> sides, <math>2</math> triangles in the middle, and <math>1</math> triangle containing the right-two sides. The answer is <math>\boxed{8}</math> | |
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| + | ~Geometry285 | ||
Revision as of 12:25, 11 July 2021
Problem
How many triangles are bounded by segments in the figure and contain the red triangle? (Do not include the red triangle in your total.)
Solution
We have 
symmetrical triangles about the right side, 
triangles containing sides, triangles in the middle, and 
triangle containing the right-two sides. The answer is 
~Geometry285
