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Sati [7]
2 years ago
13

I need help with my assignment please help​

Mathematics
2 answers:
Viefleur [7K]2 years ago
3 0

Answer:

A

Step-by-step explanation:

find the area of the inner triangle and then multiply it by 4

andrezito [222]2 years ago
3 0

B or D but it is probably B that is most preferable

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What is the Scale Factor? (I need an actual answer this time so I can move on from my assignment I'm working on)​
steposvetlana [31]

Answer:

not sure which is the origional-

if the big one is the origiinal, then 1/2

if the small one is the origional- then 2-1

8 0
3 years ago
Use Gauss-Jordan elimination to solve the following linear system.
marysya [2.9K]
Just put the coefients in to a matrix

1x-6y-3z=4
-2x+0y-3z=-8
-2x+2y-3z=-14

\left[\begin{array}{ccc}1&-6&-3|4\\-2&0&-3|-8\\-2&2&-3|-14\end{array}\right]
mulstiply 2nd row by -1 and add to 3rd
\left[\begin{array}{ccc}1&-6&-3|4\\-2&0&-3|-8\\0&2&0|-6\end{array}\right]
divde last row by 2
\left[\begin{array}{ccc}1&-6&-3|4\\-2&0&-3|-8\\0&1&0|-3\end{array}\right]
multiply 2rd row by 6 and add to top one
\left[\begin{array}{ccc}1&0&-3|-14\\-2&0&-3|-8\\0&1&0|-3\end{array}\right]
multiply 1st row by -1 and add to 2nd
\left[\begin{array}{ccc}1&0&-3|-14\\-3&0&0|6\\0&1&0|-3\end{array}\right]
divide 2nd row by -3
\left[\begin{array}{ccc}1&0&-3|-14\\1&0&0|-2\\0&1&0|-3\end{array}\right]
mulstiply 2nd row by -1 and add to 1st row
\left[\begin{array}{ccc}0&0&-3|-12\\1&0&0|-2\\0&1&0|-3\end{array}\right]
divide 1st row by -3
\left[\begin{array}{ccc}0&0&1|4\\1&0&0|-2\\0&1&0|-3\end{array}\right]

rerange
\left[\begin{array}{ccc}1&0&0|-2\\0&1&0|-3\\0&0&1| 4\end{array}\right]

x=-2
y=-3
z=4
(x,y,z)
(-2,-3,4)

B is answer
7 0
3 years ago
What is the slope of =-8x +3
sveta [45]

Answer:

-8

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Can somebody please answer number 16
lawyer [7]

x=9 should be the answer

7 0
2 years ago
93.34 divided my what equals 18.69
Leni [432]

Answer:

4.99411449973

Step-by-step explanation:

Easy math! Just divide 93.34 by 18.69

8 0
3 years ago
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