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Let r be the h-inradius of Ar ABC. Which of the following properties are true? Choose all valid answers. A. r is an integer;

Let r be the h-inradius of Ar ABC. Which of the following properties are true? Choose all valid answers. A. r is an integer; B. r is also equal to the h-circumradius of Ar ABC; 1 C. r < In 3; 2 + C D. r =

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