One of the numbers are negative
Remember this... a negative divided by a positive will result in a negative and a negative divided by a negative will result in a positive, the same goes for multiplication
Mean is adding all the numbers then dividing the answer you go from the numbers.
Answer:
-64
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Step-by-step explanation:
multiplying by -4 each time
Answer:
BC = 28 
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Step-by-step explanation:
Given that the triangles are similar then the ratios of corresponding sides are equal, that is
= 
, substitute values
= 
( cross- multiply )
12BC = 340 ( divide both sides by 12 )
BC = 
= 
= 28
