A:the mean and that’s all I know ahahahahahahahhbbahhhh
Answer:105 thats with reducing to
Step-by-step explanation: 15(21/3)
then 15/1 x 21/3 then simplify
15 x 21 over 1 x 3 then simplify 315/3 then reduce then get 105 is your anwser
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The answer is B because its a square so all sides are equal and then you factor
