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Victoriag2626
30.09.2019 •
Mathematics
Find the equation of a line that is perpendicular line to y = 10x - 45 and goes through (1, 1).
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Ответ:
The line
is already written in the
form. This means that
is the slope. If two lines are perpendicular, their slopes are the anti-inverse of each other, i.e. their product is -1.
So, our perpendicular line has a slope of![-\frac{1}{10}](/tpl/images/0275/8461/87fc2.png)
Finally, we want a line passing through (1,1) with slope
:
Ответ:
56:84 or 28:42 or 14:21 or 3:2
Step-by-step explanation:
56 girls divided by 2 is 28 so we need to multiply 3 by 28. That is 84.
DOUBLE CHECK:
28:42 or 14:21 or 3:2
I REALLY HOPE THIS HELPS! :)