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Degger [83]
3 years ago
11

Find the value of z.

Mathematics
1 answer:
nataly862011 [7]3 years ago
8 0

Answer:

z = \frac{50}{3}

Step-by-step explanation:

The ratio of corresponding sides are equal, that is

\frac{z}{10} = \frac{20}{12} ( cross- multiply )

12z = 200 ( divide both sides by 12 )

z = \frac{200}{12} = \frac{50}{3}

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Lines A and B are parallel<br>A<br>1/2<br>3/125°<br>B<br>5/6<br>7/8<br>m 6 = [ ?] ​
USPshnik [31]
<h3>Answer:   55</h3>

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

The 125 degree angle and angle 6 are supplementary. This is because of the same side interior angles theorem.

Let x be the measure of angle 6. Add this to 125, set the sum equal to 180, and solve for x.

x+125 = 180

x = 180-125

x = 55

------------

Or you could approach it this way:

y = measure of angle 2

y+125 = 180

y = 55

angle 6 = angle 2 (corresponding angles)

angle 6 = 55 degrees

-------------

Yet another way you could solve:

z = measure of angle 3

z+125 = 180

z = 55

angle 6 = angle 3 (alternate interior angles)

angle 6 = 55 degrees

A similar approach using alternate interior angles would involve angle 5 = 125, and then noticing that x+125 = 180 solves to x = 55

5 0
2 years ago
Write the equation of the line fully simplified slope-intercept form.​
FinnZ [79.3K]

Answer:

y=-4/10x+ 5 or y=-0.4x+5

Step-by-step explanation:

The formula for slope is y=mx+b. The "m" is the slope, the "x" is constant, and "b" is your y-intercept.

1. Figure out your slope:

Easiest way to do this is by using rise/run. You. take your point to the left and count how many spaces up or down it is from the second point, and then repeat that across the x-axis.

2. Determine whether it is positive or negative

A line with a positive slope is going to be angled upward and a line with a negative slope will be angled downward

3. Find the y-intercept

Simply look at the graph and find where the line crosses the y-axis

4. Plug everything into the equation

Once you do Steps 1-3, just plug everything in and you're done! If you have any questions, feel free to ask!

7 0
3 years ago
Suppose y = f (x) +k what effect does k have on parent funcation
Aliun [14]
K is the amount that the function will go up or down.
It is typically the y intercept
8 0
3 years ago
5 fractions that are near but not equivalent to 2/3
Montano1993 [528]
Five fractions that are near to the fraction two-thirds but not equivalent or 1/2 1/4 3/6 5/9 15/21.

Hope this helps!!!!
5 0
3 years ago
The sum of two numbers is 36 . The larger number is 22 more than the smaller number. What are the numbers?
Setler [38]
X + y = 36
x = y + 22

y + 22 + y = 36
2y + 22 = 36
2y = 36 - 22
2y = 14
y = 14/2
y = 7

x + y = 36
x + 7 = 36
x = 36 - 7
x = 29

so ur 2 numbers are : 7 and 29
4 0
3 years ago
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