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Sladkaya [172]
3 years ago
12

10. The legs of an isosceles triangle are (3x2 + 4x + 2) inches and the base is

Mathematics
1 answer:
Igoryamba3 years ago
6 0

Answer:

  6x^2 +12x -1

Step-by-step explanation:

The perimeter is the sum of the two leg lengths and the base length:

  P = 2(3x^2 +4x +2) +(4x -5)

  = 6x^2 +8x +4 +4x -5

  P = 6x^2 +12x -1

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Don’t answer if you don’t know, plz. Thanks.
horrorfan [7]
B. I did this test too.
7 0
2 years ago
Help please i need help if i get this one wrong i need to start over
earnstyle [38]

Answer:

Step-by-step explanation:

Right/left by 3 units because in the equation, it added 3. Right because it is positive and Right/Left because this represents the change in the x-axis.

Up/Down by 5 units because in the equation, it added 5. Up because it is positive and Up/Down because this represnts  the change in the y-axis.

6 0
3 years ago
What is the volume of David’s box?
Dmitry [639]

Answer:

H - 6x^7y^15

Step-by-step explanation:

Volume of a rectangular prism (box) is l x w x h

3x^2y^4 * 4x^2y^5 * 1/2x^3y^6

= 6x^7y^15

4 0
2 years ago
All the info is in the pictures
Hunter-Best [27]
Bearing in mind that an absolute value expression is in effect a piece-wise function with two cases, thus

\bf |-n|=
\begin{cases}
+(-n)\\
-(-n)
\end{cases}\implies 
\begin{cases}
-n\\
n
\end{cases}
\\\\\\
n|-n|=2n\implies 
\begin{cases}
n-n=2n\implies 0=2n\implies &0=n\\
n+n=2n\implies 2n=2n\impliedby &inconsistent
\end{cases}
6 0
3 years ago
recall that two angles are supplementary if the sum of their measure is 180. find the measures of two supplementary angles if on
aleksklad [387]

Answer:

I don't know if it's correct

but I tried

Step-by-step explanation:

let the angle be x

20+4x+x=180

20+5x=180

5x=160

x=32

5 0
3 years ago
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