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RideAnS [48]
4 years ago
15

Math picture, please help

Mathematics
1 answer:
Sergeu [11.5K]4 years ago
5 0

the sum of all interior angles in a polygon is 180(n - 2), where n = number of sides.

well, this is a quadrilateral, so it has 4 sides so it has a total of interior angles of 180(4-2) = 360°, since this is a kite, then <u>one pair of opposite angles are congruent</u>, namely ∡C = ∡A.

360° - 45° - 100° = 215°, and ∡C and ∡A split that evenly, so ∡C = 107.5°.

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You spin the spinner once.
Y_Kistochka [10]

Step-by-step explanation:

odd or factor of 100 is only 5

so answer is 33.3%

3 0
2 years ago
Write and equation in slope-intercept form of the line with slope -1/2 that contains the point (-4,-3)
Karolina [17]

Answer:

y=-1/2x-5

Step-by-step explanation:

Well we know that the slope is -1/2 so we can write the equation like this:

y=-1/2x+b (This is because of y=mx+b) (m is slope) (b is y-intercept)

Now we can replace the y and x with -4 and -3 because of (x,y). (-4,-3) x is -4 and y is -3

-3=-1/2(-4)+b

-3=2+b

Subtract 2 on both side:

-2-3=2-2+b

-5=b

Answer:

y=-1/2x-5

Hope this helps!

6 0
3 years ago
What is the equation of the line that is perpendicular to the like y=-4x + 7 and passes through the point (8,2)?
Nookie1986 [14]

Answer:

y=\frac{1}{4}x

Step-by-step explanation:

Given equation of line:

y=-4x+7

To find the equation of line perpendicular to the line of the given equation and passes through point (8,2).

Applying slope relationship between perpendicular lines.

m_1=-\frac{1}{m_2}

where m_1 and m_2 are slopes of perpendicular lines.

For the given equation in the form y=mx+b the slope m_2can be found by comparing y=-4x+3 with standard form.

∴ m_2=-4

Thus slope of line perpendicular to this line m_1 would be given as:

m_1=-\frac{1}{-4}

∴ m_1=\frac{1}{4}

The line passes through point (8,2)

Using point slope form:

y_-y_1=m(x_-x_1)

Where (x_1,y_1)\rightarrow (8,2) and m=m_1=\frac{1}{4}

So,

y-2=\frac{1}{4}(x-8)

Using distribution.

y-2=(\frac{1}{4}x)-(\frac{1}{4}\times 8)

y-2=\frac{1}{4}x-2

Adding 2 to both sides.

y-2+2=\frac{1}{4}x-2+2

y=\frac{1}{4}x

Thus the equation of line in standard form is given by:

y=\frac{1}{4}x

6 0
3 years ago
A population of 75 foxes in a wildlife preserve quadriples in size every 15 years. the function y=75x4x where x is the number of
makkiz [27]
Y = 75 x (4x3) 
y = 75 x 12 
y = 900
8 0
4 years ago
What is the slope of the line that passes through the points (4, 5) and (12, 7)?
blondinia [14]

Answer:

1/4

Step-by-step explanation:

To find slope, we use the formula rise over run (y2-y1 over x2-x1)

So first, our y's: 7-5=2

And our x's: 12-4=8

2/8 simplifies to 1/4

3 0
3 years ago
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