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1950 AMC 12 Question 46

AMC12 · 1950 AMC 12

Question 46

In triangle $ABC,$ $AB=12,$ $AC=7,$ and $BC=10.$ If sides $AB$ and $AC$ are doubled while $BC$ remains the same, then:
  1. The area is doubled
  2. The altitude is doubled
  3. The area is four times the original area
  4. The median is unchanged
  5. The area of the triangle is $0$