A Triangular prism with a triangular base of 8 in. and height of 6in. and a prism height of 4in. What is the surface area of the
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Answer:
OR
Step-by-step explanation:
So first you find the difference between the new cost and the old cost:
450 - 370 = 80
So the increase was 80.
When you write it as a fraction you write the increase ( 80 ) over the starting cost ( 370 ).
Thus the answer becomes
But you can always reduce it to its lowest terms thus:
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