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Rus_ich [418]
3 years ago
9

Triangles and rectangles given in cm and need to find the surface area​

Mathematics
1 answer:
Pepsi [2]3 years ago
3 0

Answer:

were is the picture

Step-by-step explanation:

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Use polynomial long division to divide 2x2 + 3x −1 by x + 4. What are the quotient and remainder?
Karo-lina-s [1.5K]

Step-by-step explanation:

2x - 5

x+4 / 2x^2 + 3x - 1

- 2x^2 + 8x

0 -5x - 1

- -5x - 20

0 19

Quotient = 2x - 5 + 19/x+4

Remainder = 19/x+4

4 0
4 years ago
Alaina is making a birdseed mix with 2 1/3 lb sunflower seeds, 5/6 lb cracked corn, and 1/6 lb peanuts. How much cracked corn do
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Answer:1.25

Step-by-step explanation:

If you add everything it makes 3 and 1/3 pounds you want 5

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7 0
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netineya [11]
For 4x^2y over 2x^8y^4 try 2 over x^6y^3
8 0
3 years ago
What is the equation of a parabola in vertex form for a line that passed through (5,-4) and has vertex (-2,5)
Ahat [919]

\text{The vertex form of a parabola}\\\\y=a(x-h)^2+k\\\\\text{We have the vertex}\ (-2,\ 5)\to h=-2,\ k=5.\\\\\text{Substitute}\\\\y=a(x-(-2))^2+5=a(x+2)^2+5\\\\\text{We have the point}\ (5,\ -4).\\\text{Substitute the coordinates of the point to the equation:}\\\\-4=a(5+2)^2+5\\\\-4=a(7)^2+5\\\\-4=49a+5\qquad|-5\\\\-9=49a\qquad|:49\\\\a=-\dfrac{9}{49}\\\\Answer:\ \boxed{y=-\dfrac{9}{49}(x+2)^2+5}

5 0
3 years ago
12 is 1/2 percent of what number
AVprozaik [17]

Answer:

24 ?

Step-by-step explanation:

50% or .5%?

12*2 = 24

7 0
3 years ago
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