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Phoenix
12 days ago
16

Figure 2 was constructed using figure 1. On a coordinate plane, 2 parallelograms are shown. Parallelogram 1 is in quadrant 1 and

sits on the x-axis with a point at (0, 0). Parallelogram 2 is in quadrant 4 and sits on the y-axis with a point at (0, 0). Parallelogram 1 is rotated 270 degrees counter-clockwise to form parallelogram 2. For the transformation to be defined as a rotation, which statements must be true? Select three options. The segment connecting the center of rotation, C, to a point on the pre-image (figure 1) is equal in length to the segment that connects the center of rotation to its corresponding point on the image (figure 2). The transformation is rigid. Every point on figure 1 moves through the same angle of rotation about the center of rotation, C, to create figure 2. Segment CP is parallel to segment CP'. If figure 1 is rotated 180° about point C, it will be mapped onto itself.
Mathematics
2 answers:
zzz [4K]12 days ago
5 1

Answer:

"Rotation" refers to the action of turning about a central point: The distance from this center to any part of the shape remains constant. Each point traces out a circular path around the center.

Figure 2 was derived from figure 1. Among all the proposed options, those relevant for the transformation being classified as a rotation are:

A) The line connecting the center of rotation, C, to a point in the original image (figure 1) has the same length as the line connecting the center to the corresponding point in the new image (figure 2).

(B) The transformation maintains rigidity.

(C) Every point in figure 1 rotates through an identical angle around the center of rotation, C, to form figure 2.

(E) If figure 1 undergoes a 360° rotation about point C, it will align with itself.

Thus, options A, B, C, and E are valid.

Inessa [3.9K]12 days ago
6 0

Answer:

A B C

Step-by-step explanation:

The edge test indicated to select three options.

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Which of the following functions is graphed below?
PIT_PIT [3919]

Answer:

D.

Step-by-step explanation:

This function is piece-wise, meaning you will have two equations along with distinct domains. The equation x squared plus 3 illustrates a parabolic curve, while x plus 4 is depicted as a linear function. There is a specific reason why the point on the parabola is open at x equals 4; this signifies that the value does not satisfy the equation. Therefore, x cannot equal 4 for the parabola, so its domain is x less than 4. The closed point on the linear function indicates that when x is 4, it is part of the solution for that equation and graph. Consequently, the domain for the linear function is x greater than or equal to 4. Hope this clarifies things!

8 0
12 days ago
Which shows the image of ΔRST after the rotation (x, y) → (y, –x)? On a coordinate plane, a triangle has points R (negative 2, 1
PIT_PIT [3919]

Answer:

On a coordinate grid, a triangle is defined by the points R' (1, 2), S' (3, -1), T' (7, 1)

Step-by-step explanation:

We can interpret the coordinates of the triangle's vertices as...

R(-2, 1), S(1, 3), T(-1, 7)

Applying the transformation (x, y) ⇒ (y, -x), these coordinates change to...

R'(1, 2), S'(3, -1), T'(7, 1) . . . . . (this corresponds to the first option)

4 0
16 days ago
Read 2 more answers
Ethan bought 4 packages of pencils. After he gave 8 pencils to his friends, he had 40 pencils left over. How many pencils were i
tester [3916]

Answer:

12 pencils per package.

Step-by-step explanation:

Details provided:

Ethan purchased 4 packages of pencils.

Number of Packages = 4

Number of pencils shared with friend = 8 pencils

Pencils remaining = 40 pencils

∴Total Number of Pencils = Pencils given to friend + Pencils remaining = 40+8 =48

Total Pencils in each package = \frac{\textrm{Total Number of Pencils}}{\textrm{No Of Packages}}= \frac{48}{4}= 12 \ pencils

8 0
3 days ago
An online news source reports that the proportion of smartphone owners who use a certain operating system is 0.216. Two simulati
Leona [4166]

Answer:

The mean and center will be nearly identical, while the variability in simulation B will exceed that of simulation A.

Step-by-step explanation:

Solution

In general, the size of the sample significantly influences the distribution.

As a guideline, by quadrupling the sample size, the sampling error typically reduces by half.

Here, simulation B has a sample size that is twice that of simulation A.

Thus, the sampling error related to the mean is affected, and it stands that A does not have a greater value.

However, its sample size is considerable for this context, making them nearly equal.

Additionally, increased trials lead to decreased variability in simulation. A displays lesser variability.

As trial numbers increase, variability in simulation declines, hence A has lesser variability.

4 0
14 days ago
The following six students – Andy, Betty, Chris, Frank, Mark and Mary are standing in line outside of a classroom: Chris, the la
Svet_ta [4321]

Response:

(C) Fourth

Detailed reasoning:

We will create a list based on the given constraints.

Chris is last in the order, positioned right after Andy.

Frank holds the first position in line and is one spot ahead of Betty.

Mark stands in between Betty and Mary.

  1. Frank
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  3. Mark
  4. Mary
  5. Andy
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6 0
17 days ago
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