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kvv77 [185]
3 years ago
10

Somone please help me asap i need to turn this in its due tomorrow ​

Mathematics
1 answer:
Novosadov [1.4K]3 years ago
6 0
Hope this helps !
Answer circled on green

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Given: ABCD is a rhombus, <br> Perimeter = 20,<br> AC:BD = 4:3 Find:<br> Area of ABCD.
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4a=20⇒a=5

we know diagonals are perpendicular. if u look at one of the right triangles, you can see that for hypotenuse to be 5, the legs have to be 4 and 3 to satisfy the given ratio 4:3.

so, diagonals are 8 and 6 as we know that diagonals bisect each other.

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A researcher was studying how the weights of horseshoe crabs along the East Coast vary between northern and southern habitats. I
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Option D (the weight of crab) would be the correct choice.

Step-by-step explanation:

  • In mathematics, the sum being analyzed depending on a variety of parameters, which have been calculated as explanatory variables, has become a response variable.
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Some other preferences are not connected with the sustaining. So choice D is the right one.

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3 years ago
Consider the equation: -2x+5y=20
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- 2x + 5y = 20 \\ 5y = 2x + 20 \\ y =  \frac{2}{5} x + 4 \\ slope =  \frac{2}{5}  \\ y - intercept = 4

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Solve each system by substitution method. <br> X=2y+11<br> 7x+2y=13
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you need to substitute the x in (7x +2y=13) with (x=2y+11) to solve it

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