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Darya [45]
3 years ago
6

I have a geometry pre course test I need help

Mathematics
1 answer:
harkovskaia [24]3 years ago
6 0

Answer:

What do you need help with, comment

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Calculate the distance from each given point to the given line.
antoniya [11.8K]
Given:  <span>2x-y-3=0.
find </span>equation for the line perpendicular to the given line that goes through the given point:<span>
(2;-1)koord of direction vector (i`m not know how it is called at you, because i'm from russia)</span><span>
=> (x-0)/2=(y-4)/-1 (</span>canonical <span>equation)
=>x+2y-8=0(general </span><span>equation)
</span>
<span>further:
{x+2y-8=0
{2x-y-3 =0    =>   y=13/5 x=14/5

(14/5; 13/5) - koord point on line
</span>|dist|=sqrt( (14/5-0)^2 + (13/5-4)^2 ) = sqtr(7.72)  = 2.78

Удачи!
<span>
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7 0
3 years ago
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Sara has some fish, 2 birds, and 5 hamsters. She has 6 fewer hamsters than fish.
Gnoma [55]
There are 5 hamsters. If she has 6 fewer hamsters than fish, that means x-6=5
which means 5+6=11 so there are 11 fish.
The answer is 11

6 0
3 years ago
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Add (13a + 5b) + (a + 5b - 3)
Anni [7]
<span>(13a + 5b) + (a + 5b - 3)
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= 14a + 10b - 3 </span>
5 0
3 years ago
What is the equation of this line x-3y=18 in slope intercept form
sergejj [24]
Y=3negativeX+18. y=3(-x)+18. I hope I helped.
3 0
3 years ago
I need a answer asap
Murrr4er [49]

Answer:

As the weight increases, the price increases.

6 0
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