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maddieb1011
27.01.2021 •
Mathematics
For the given pair of equations, give the slopes of the lines, and then determine whether the two lines are parallel, perpendicular, or neither.
10x - 3y = 3
3x + 10y = 30
Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
O A. The slope of 10x - 3y = 3 is
(Type an integer or a simplified fraction.)
O B. The slope of 10x - 3y = 3 is undefined.
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Ответ:
Answer/Step-by-step explanation:
Given,
10x - 3y = 3
3x + 10y = 30
Rewrite both equation in slope-intercept form, y = mx + b.
Where, m = slope of the line.
Thus,
✔️10x - 3y = 3
-3y = -10x + 3
y = 10/3x - 1
Slope of this line would be 10/3
✔️3x + 10y = 30
10y = -3x + 30
y = -3/10x + 3
The slope of this line is -³/10.
✔️The two lines are pendivukar to each other because the slope of one is the negative reciprocal of the other.
Ответ:
The value of VI will be= 3.9cm
Step-by-step explanation:
It is given that A plot of land is shaped like a quadrilateral. Fences are built on the diagonal to divide the area into 4 sections.
Thus, Diagonals bisect each other at V, therefore
GV+VH=VI+VF
Where GV=6.55, FV = 5.84, VH = 3.27, thus
⇒6.55+3.27=VI+5.84
⇒9.82=VI+5.84
⇒9.82-5.84=VI
⇒3.9cm=VI
Thus, the value of VI will be= 3.9cm