Respuesta :

4 is the base because the formula for a triangle is base times height divided by two, you would know that 8 times 4 would equal 32. When divided by 2 it would equal 16 which is the area. So 4 is the answer.
Anim3l
Hello! 
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Well, What can 8 be multiplied by to get 16?
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8x8= 16, so the length is going to be 8!
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Hope this helps! :) Please mark brainliest!