Use the diagram shown. If BC= 8, AB=5, and the perimeter of AABC is 21, then what is the value of BD?
The value of BD is
(Simplify your answer.)
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B
D
A

Use the diagram shown If BC 8 AB5 and the perimeter of AABC is 21 then what is the value of BD The value of BD is Simplify your answer B D A class=