CAYLEY 2006 Problem 11

\triangle{ABC} has side lengths 6,8 and 10, as shown. Each of the side lengths of \triangle{ABC} is increased by 50\%, forming a new triangle, \triangle{DEF}. The area of \triangle{DEF} is

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Answer Choices
A. 24
B. 48
C. 108
D. 12
E. 54