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Anton [14]
2 years ago
8

Please help me I need help​

Mathematics
2 answers:
Llana [10]2 years ago
5 0

Answer:

C

Step-by-step explanation:

vodomira [7]2 years ago
4 0

Answer:

C.

Step-by-step explanation:

<em>The measure of the angle B = 180 - (90 + 45) = 45</em>

Now, since ∠A = 45 = ∠B then ABC is an isoceles right angled triangle at point C

then <em>BC = AC = 14</em>

applying the Pythagorean theorem:

AB=\sqrt{CA^{2}+CB^{2}  } = \sqrt{14^{2}+14^{2}  } = 14\sqrt{2}

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You can use a bar diagram to help you write the equation of a linear function.
Svet_ta [14]

Answer:

idk but I hope you the best of luck

7 0
2 years ago
Does anyone know the area?
Anestetic [448]

Answer:

192 cm^{2}

Step-by-step explanation:

We use the same area equation for a rectangle

A = b * l

A = 12 * 16

A = 192

5 0
3 years ago
Read 2 more answers
18 students are going on a field trip and 10 students are staying at school. What is the ratio of the number of students who are
galben [10]

Answer: c

Step-by-step explanation:

because 18 students are going and 10 are staying

7 0
1 year ago
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What are the solutions to the following system of equations? y = x2 + 3x − 7 3x − y = −2 (2 points) (3, 11) and (−3, −7) (11, 3)
Minchanka [31]
ANSWER

(3, 11) and (−3, −7)


EXPLANATION

The given system of equations are:


y =  {x}^{2}  + 3x - 7

and

3x - y =  - 2

or

y = 3x  + 2


We equate the two equations to obtain,



{x}^{2}  + 3x - 7 = 3x + 2

We rewrite in standard quadratic form to obtain,

{x}^{2}  + 3x  - 3x - 7 - 2 = 0


This simplifies to

{x}^{2}- 9= 0


We solve for x to obtain,


{x}^{2}  = 9

x =  \pm \sqrt{9}

x =  \pm 3

x = 3 \: or \: x =  - 3

When
x = 3

y = 3(3) + 2 = 11

When x=-3,

y = 3(  - 3) + 2 =  - 7


Therefore the solution for the system is (3, 11) and (−3, −7).
7 0
2 years ago
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Desenați două drepte și o secantă, numerotați unghiurile și scrieți perechile de unghiuri:a) alterne interne b) interne de aceea
Natasha_Volkova [10]

Answer:

Step-by-step explanation:

7 0
3 years ago
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