victoria02117
08.01.2021 •
Mathematics
What is the scale factor or a triangle with 8cm as the height and 5cm as the with and another triangle with 12cm as the height and 7.5cm as the with. the options are
3/2
2/1
8/12
2/3
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Ответ:
-2 over 1 or -2
The formula is y= y2-y1 over x2-x1
7= x1
4=y1
8=x2
2=y2
2-4 over 8-7
2-4=-2
8-7=1
The answer would be -2 over 1 or -2
Hope this helped a lot!!!