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larisa [96]
2 years ago
13

Find x (in degrees) in the following quadrilateral.

Mathematics
1 answer:
Ber [7]2 years ago
5 0

Answer:

x = 110°

Step-by-step explanation:

The sum of the interior angles in a quadrilateral is 360°. This means:

x + x + x - 30 + 1/2x + 5 = 360° - we can simplify this

3 1/2x - 25 = 360° - now add 25 to both sides

3 1/2x = 385 - finally divide both sides by 3 1/2

x = 385 ÷ 3.5 = 110

x = 110°

Hope this helps!

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Please help! <br> Find all the missing angles ??
Natasha2012 [34]

Answer:

A 62°

B 118°

C 62°

D 118°

E 50°

F 58°

G 120°

H 120°

I 120°

J 60°

K 60°

L 60°

M 120°

N 120°

O

P 60°

Q 35.5°

R 49°

S 35.5°

T 109°

U 71°

V 109°

W 60°

5 0
3 years ago
Write a quadratic equation for a parabola with roots at (-2, 0) &amp; (4,0) and a y-intercept at ( 0, -16) Write your answer in
meriva

9514 1404 393

Answer:

  y = 2(x +2)(x -4)

Step-by-step explanation:

The y-intercept will be a constant times the product of the roots. Here, the product of the roots is (-2)(4) = -8, so the constant of interest is -16/-8 = 2. That constant is the coefficient of the leading term of the quadratic, so is a multiplier of the factored form.

  y = 2(x +2)(x -4)

__

For root p, (x-p) is a factor in the factored form.

8 0
3 years ago
What is the magnitude of the resultant vector a and b shown below?
denpristay [2]

Answer: SECOND OPTION.

Step-by-step explanation:

It is important to remember that, by definition, the "Resultant vector " is the vector obtained by adding two or more vectors.

 For this exercise you need to use the formula for calculate the magnitude of the resultant vector obtained by adding the vectors "a" and "b" shown in the picture attached:

c=\sqrt{a^2+b^2}

Where "c" is the magnitude of the resultant vector asked in the exercise.

You need to analyze the graph given in the exercise.

You can identify that:

a=4\\\\b=3

Then the next step, knowing which are "a" and "b", is to substitute values into the formula given at the beginning of this explanation, as following:

c=\sqrt{4^2+3^2}

Finally, evaluating, you get that "c" is:

c=\sqrt{16+9}\\\\c=5

4 0
3 years ago
HELP PLZZZ Write an equation For the line in standard form
Tamiku [17]

Answer:

6x -5y

Step-by-step explanation:

saw it on the picture on there

4 0
2 years ago
In a certain region, the average movie theater ticket prices in 2009 was $7.70, in 2008 it was $7.36. Find the increase in avera
nordsb [41]

Answer:

The increase price of movie ticket is $ 0.34  or 4.619 %

Step-by-step explanation:

Given as :

The average movie theater price in 2009 = $ 7.70

The average movie theater price in 2008 = $ 7.36

So, let The increase  in price from 2008 to 2009 = $ 7.70 - $ 7.36

I.e                                                                               = $ 0.34

Now in percentage increase

Percentage increase = \frac{price in 2009 - price in 2008}{price in 2008} × 100

Or,  Percentage increase = \frac{$ 7.70 - $ 7.36}{$ 7.36} × 100

Or, Percentage increase = \frac{$ 0.34}{$ 7.36} × 100

∴  Percentage increase = 4.619 %

Hence The increase price of movie ticket is $ 0.34   or 4.619 %  Answer

8 0
3 years ago
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