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monitta
3 years ago
11

I don’t get this, i already tried but i can’t get it right

Mathematics
1 answer:
trapecia [35]3 years ago
5 0

Answer:

23.82

Step-by-step explanation:

1) if the coordinates are: A(-5;4), B(0;3), C(4;-1) and D(4;-5), then it is possible to calculate the sides of the given quadretarial;

2) AB=sqrt(26)≈5.1; BC=sqrt(32)≈5.66; CD=4; AD=sqrt(82)≈9.06;

3) the required perimeter is: AB+BC+CD+AD=5.1+5.66+4+9.06=23.82 (units)

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Step-by-step explanation:

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Let's expand the number 7.3

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We have to find 1/2 of 7.30.

\frac{1}{2} of 7.30 = 3.65

Hope this helps you!

5 0
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3 years ago
What does the fact that the expressions are equivalent mean?
NNADVOKAT [17]

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The fact that the expressions are equivalent means that for any value of the variables, the two expressions have the same solution.

Step-by-step explanation:

3 0
3 years ago
Solve the equation sin^2 x=3 cos ^2 x
larisa86 [58]

Answer:

Step-by-step explanation:

Answer:

x

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Explanation:

(

sin

x

)

2

=

3

(

cos

x

)

2

(

sin

x

)

2

=

3

(

1

−

(

sin

x

)

2

)

(

sin

x

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2

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−

3

(

sin

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2

4

(

sin

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2

=

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(

sin

x

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2

=

3

4

sin

x

=

±

(

√

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2

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x

=

π

3

,

π

−

π

3

,

π

+

π

3

,

(

2

π

)

−

π

3

x

=

π

3

,

2

π

3

,

4

π

3

,

5

π

3

If this was in the region

0

≤

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≤

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6 0
3 years ago
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nekit [7.7K]

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