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zhuklara [117]
3 years ago
15

78 davided by 21 what is the anerw

Mathematics
1 answer:
ira [324]3 years ago
3 0

Answer:

Step-by-step explanation:

3.714285714285714‬

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Find the image of each polygon with the given vertices after a dilation centered at the origin with the given scale factor. J(2,
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Applying a dilation centered at the origin with scale factor k has the effect of multiplying both coordinates of a point by k:

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So, in your case, the coordinates of the points double:

J'=(4,8),\quad K'=(8,8),\quad P'=(6,4)

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Solve x2 + 14x = -40 by completing the square.
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Step-by-step explanation:

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. What is the solution to the equation –3.5(x + 12) = –2x + 18?
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Step-by-step explanation:

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3 years ago
In the figure, angle ZYX is measured in degrees. The area of the shaded sector can be determined using the formula StartFraction
tensa zangetsu [6.8K]

<u>The given options are:</u>

(A)the central angle measure of the sector divided by the total angle measure of a circle multiplied by the area of the circle will yield the area of the sector.

(B)the central angle measure of the sector divided by the total angle measure of a circle multiplied by the circumference of the circle will yield the area of the sector.

(C)the central angle measure of the sector multiplied by the area of the circle will yield the area of the sector.

(D)the central angle measure of the sector multiplied by the circumference of the circle will yield the area of the sector.

Answer:

(A)the central angle measure of the sector divided by the total angle measure of a circle multiplied by the area of the circle will yield the area of the sector.

Step-by-step explanation:

The area of the shaded sector can be determined using the formula:

\frac{m\angle ZYX}{360^\circ} \cdot \pi r^2

m\angle XYZ=$Central angle of XYZ\\\pi r^2$=Area of a Circle

360^\circ =$Total Angle

Therefore, the formula is:

\dfrac{m\angle ZYX}{360^\circ} \cdot \pi r^2\\\text{Area of XYZ}=\dfrac{\text{Cental Angle of XYZ}}{\text{Total Angle}} X \text{Area of the Circle}

Therefore, the formula is best explained by Option A.

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3 years ago
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Oksi-84 [34.3K]

Step-by-step explanation:

-x² + 2x + 48

-x² - 6x + 8x + 48

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( x + 6 ) ( -x + 8 )

6 0
2 years ago
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