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max2010maxim [7]
3 years ago
12

Find the value of x.​

Mathematics
1 answer:
bekas [8.4K]3 years ago
3 0

Answer:

x=7

Step-by-step explanation:

  • The sum of exterior angles of a polygon is equal to 360 degrees
  • (12x+37)+(12x-2)+(20x-29)+46=360\\12x+12x+20x+46+37-29-2=360\\44x+52=360\\44x+52-(52)=360-(52)\\44x=308\\x=7
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H=64t-32t^2 find the maximum height attained by the obiect
pshichka [43]

Check the picture below.

so if we just find its vertex, we know how many feet it went up by its y-coordinate.

\bf h=64t-32t^2\implies h=-32t^2+64t+0 \\\\[-0.35em] ~\dotfill

\bf \textit{vertex of a vertical parabola, using coefficients} \\\\ h=\stackrel{\stackrel{a}{\downarrow }}{-32}t^2\stackrel{\stackrel{b}{\downarrow }}{+64}t\stackrel{\stackrel{c}{\downarrow }}{+0} \qquad \qquad \left(-\cfrac{ b}{2 a}~~~~ ,~~~~ c-\cfrac{ b^2}{4 a}\right) \\\\\\ \left(-\cfrac{64}{2(-32)}~~,~~0-\cfrac{64^2}{4(-32)} \right)\implies \left( \stackrel{\stackrel{\textit{how many}}{\textit{seconds}}}{1}~~,~~\stackrel{\stackrel{\textit{how many feet}}{\textit{it went up}}}{32} \right)

5 0
3 years ago
The table represents a function.
34kurt
"Rate of change" is another name for "slope".

In the table, every time 'x' increases by 2, 'y' also increases by 2.
So the rate of change (slope) of the function in the table is

         (change in 'y') / (change in 'x')  =  2/2  =  1  .

The rate of change (slope) in the function  y = x + 4  is
the coefficient (number before) the 'x'.  That's also ' 1 '.

So t<span>he rate of change in the function y = x + 4 is the same as (equal to)
the rate of change of the function represented in the table.</span>
5 0
3 years ago
Please help me with this math problem.
Nina [5.8K]

Answer:

x=25

Step-by-step explanation:

because of vertical angles theorem you set them equal to each other

4x+50=150

subtract 50 from both sides

4x=100

devide by 4 on both sides

x=25

5 0
4 years ago
Read 2 more answers
Please help giving brainlist
Liono4ka [1.6K]

Answer:

the SSS similarity theorem

Step-by-step explanation:

⇒ It cannot be the SAA similarity theorem as they only share a single common angle

⇒ It cannot be the HL similarity theorem, as the sides are not equal

⇒ It must be the SSS triangles

===========================================================

<h3>What is the SSS similarity theorem?</h3>

It states that :

If the lengths of the corresponding sides of two triangles are proportional, then the two triangles are similar.

============================================================

Let's take the sides in proportion :

⇒ 15/5 = 3 (Hypotenuses)

⇒ 6+3/3 = 9/3 = 3 (Heights)

⇒ 8+4/4 = 12/4 = 3 (Bases)

As the sides are in proportion, the triangles are similar by the SSS similarity theorem.

8 0
2 years ago
If f(x)=sin(x) and g(x)=sin(2x), which of the following statements is true?
slava [35]
Your answer is A!!!
4 0
3 years ago
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