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Evgen [1.6K]
2 years ago
8

8r/9 - 15 when r = 27

Mathematics
2 answers:
kupik [55]2 years ago
8 0

Answer:

Your answer is nine

9

mylen [45]2 years ago
7 0

Answer:

9

Step-by-step explanation:

8x27/9-15

8x27= 216

216/9-15

216/9= 24

24-15=9

=9

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Write the equation of a circle with the following pints in the picture using the completing the square method. Thanks
pantera1 [17]
So hmm notice the picture below

you have the center, and a point on the circle... all you need is the radius

\bf \textit{distance between 2 points}\\ \quad \\
\begin{array}{lllll}
&x_1&y_1&x_2&y_2\\
%  (a,b)
&({{ 1}}\quad ,&{{ -2}})\quad 
%  (c,d)
&({{ 3}}\quad ,&{{ -4}})
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then use that radius in the circle's equation

\bf (x-{{ h}})^2+(y-{{ k}})^2={{ r}}^2
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8 0
2 years ago
In a soccer game, Sally kicks the ball to a teammate who is on the other side of the field. The ball's height h (in feet above t
Katena32 [7]

Answer: 0

Step-by-step explanation:

h ( t ) = − 2 t ^2 + 10 t

h = height of ball above the ground

t = time, seconds after ball was kicked

Height of ball at the time it is kicked?

At the time ball is kicked, time (t) = 0

Therefore,

h ( t ) = − 2 t ^2 + 10 t

h( 0) = - 2(0)^2 + 10(0)

h = 0 + 0

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The ball was the on the grounf at the time it was kicked.

6 0
2 years ago
I’m confused on this one
Alenkinab [10]

Remark

I would have had the answer a whole lot sooner if I would have read the question properly. The figure in the circle is called a cyclic quadrilateral. It has the odd property that the angles that are opposite each other add up to 180o.

So DEB + DCB = 180o

DEB = 180 - 87

DEB = 93o

Note: The arcs marked 60 and 76 have nothing whatever to do with this problem.

7 0
2 years ago
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Troyanec [42]

Answer:

i think it is A, C, OR B, **For the first equation**

Step-by-step explanation:

SRRY IF WRONG!

6 0
1 year ago
A student solved this problem and said the answer is quarts
kenny6666 [7]
B. no the answer isn't reasonable, it should be about 3 quarts.
3 0
3 years ago
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