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Maslowich
3 years ago
5

Please i really need helpThe perimeter of each shape is 3 units? True or False?​

Mathematics
2 answers:
Verizon [17]3 years ago
6 0
The perimeter of each shape is false
Licemer1 [7]3 years ago
3 0
4(2.5x-3)=3(2x-2)
10x-12=6x-6
4x-12=-6
4x=6
x=1.5

2.5(1.5)-3= 0.75
2(1.5)-2=1

False
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4 years ago
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3 years ago
Read 2 more answers
How do you solve this?​
rewona [7]

\text{L.H.S}\\\\=\begin{vmatrix} 1 & bc& b+c\\ 1 & ca& c+a\\ 1 &ab&a+b\end{vmatrix}\\\\\\=\begin{vmatrix} 1 & bc& b+c-(a+b+c)\\ 1 & ca& c+a-(a+b+c)\\ 1 &ab&a+b-(a+b+c)\end{vmatrix}~~~~~~~~~~~~~~~;c_3\rightarrow c_3 -(a+b+c)c_1\\\\\\=\begin{vmatrix} 1 & bc& -a\\ 1 & ca& -b\\ 1 &ab&-c\end{vmatrix}\\\\\\=\dfrac 1{abc}\begin{vmatrix} a & abc& -a^2\\ b & abc& -b^2\\ c &abc&-c^2\end{vmatrix}\\\\\\=-\dfrac {abc}{abc}\begin{vmatrix} a & 1& a^2\\ b & 1& b^2\\ c &1&c^2\end{vmatrix}\\

=-1\begin{vmatrix} a & 1& a^2\\ b & 1& b^2\\ c &1&c^2\end{vmatrix}\\\\\\=-1 \times -1 \begin{vmatrix} 1 & a& a^2\\ 1 & b& b^2\\ 1 &c&c^2\end{vmatrix}\\\\\\=\begin{vmatrix} 1 & a& a^2\\ 1 & b& b^2\\ 1 &c&c^2\end{vmatrix}\\\\\\=\text{R.H.S}\\\\\text{Showed.}

3 0
2 years ago
What type of triangle can a right triangle be?
andreev551 [17]

Answer:

acute

Step-by-step explanation:

because it is 90 degree

5 0
3 years ago
anne can make 4 pizzas or 6 salads in an hour. bob can make 10 pizzas or 8 salads in an hour. which of the following is incorrec
ratelena [41]

Answer:I would think bobs thing..

Step-by-step explanation:

no one can make that many pizzas.

4 0
2 years ago
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