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Leokris [45]
4 years ago
14

Identify JIG --->DEF as a reflection, translation, rotation, or glide reflection. Find the reflection line, translation rule,

center and angle of rotation, or glide translation rule and reflection line.

Mathematics
2 answers:
Artemon [7]4 years ago
7 0

The correct answer is A. rotation; 180 about (1, 4)

____ [38]4 years ago
7 0

Answer:

rotation 180° about (1, 4)

Step-by-step explanation:

When rotation is made about origin, i. e., point (0, 0); points of the shape transform from (x, y) to (-x, -y). But when the rotation is about point (x0,  y0) the points transform from (x, y) to (-x +2*x0, -y +2*y0); notice that rotation about origin is a special case of this more general rule.

Then, the transformations about point (1, 4) are:

G (5, 4)-> (-5 + 2*1, -4 + 2*4) -> F (-3, 4)

I (5, 0)-> (-5 + 2*1, -0 + 2*4) -> E (-3, 8)

J (8, 0)-> (-8 + 2*1, -0 + 2*4 ) -> D (-6, 8)

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Convert the rate 30 cm/s to m/h
MrRissso [65]
1m=100cm\to1cm=\dfrac{1}{100}m\\\\1h=3600s\to1s=\dfrac{1}{3600}h\\\\\\30\dfrac{cm}{s}=30\cdot\dfrac{\frac{1}{100}}{\frac{1}{3600}}\ \dfrac{m}{h}=30\cdot\dfrac{1}{100}\cdot3600\ \dfrac{m}{h}=30\cdot36\ \dfrac{m}{h}=\boxed{1,080\ \frac{m}{h}}\\\\\\Answer:\boxed{30\frac{cm}{s}=1,80\frac{m}{h}}
3 0
4 years ago
Find the number of positive integers less than 100,000 whose digits are among 1, 2, 3, and 4. Hint consider the
Verdich [7]

Answer:

<em>1364</em> is the number of possibilities for positive integers less than 1,00,000.

Step-by-step explanation:

<em>1. 5 digit numbers:</em>

We have 5 places here, and each place can have 4 options because repetition is allowed.

So, total number of possibilities for 5 digit numbers:

4 \times 4 \times 4 \times 4 \times 4\\ \Rightarrow 1024

<em>2. 4 digit numbers:</em>

We have 4 places here, and each place can have 4 options because repetition is allowed.

So, total number of possibilities for 4 digit numbers:

4 \times 4 \times 4 \times 4 \\ \Rightarrow 256

<em>3. 3 digit numbers:</em>

We have 3 places here, and each place can have 4 options because repetition is allowed.

So, total number of possibilities for 3 digit numbers:

4 \times 4 \times 4 \\ \Rightarrow 64

<em>4. 2 digit numbers:</em>

We have <em>2</em> places here, and each place can have 4 options because repetition is allowed.

So, total number of possibilities for 2 digit numbers:

4 \times 4 \\ \Rightarrow 16

<em>5. 1 digit numbers:</em>

We have 1 place here, and each place can have 4 options because repetition is allowed.

So, total number of possibilities for 1 digit numbers:

4

We can add all the above possibilities to find the total.

So,  number of positive integers less than 100,000 whose digits are among 1, 2, 3, and 4 = 1024 + 256 + 64 + 16 + 4 = <em>1364</em>

3 0
3 years ago
The solution to the following system of linear equations lies in which quadrant? −2x + 3y = 8 4x + y = −2
sashaice [31]
First, let's find the solution.

-2x + 3y = 8
Add 2x to both sides.
3y = 2x + 8
Divide both sides by 3.
y = 2/3x + 8/3

4x + 2/3x + 8/3 = -2
14/3x + 8/3 = -2
Subtract 8/3 from both sides.
14/3x = -14/3
Multiply both sides by 3/14.
x = -1

y = 2/3(-1) + 8/3
y = -2/3 + 8/3
y = 6/3, or 2.

The solution is (-1, 2) which lies in Quadrant II, because its outline is (-, +).
4 0
4 years ago
Enter the ratio as a fraction in lowest terms<br><br> 30 minutes to 27 minutes
vampirchik [111]

Step-by-step explanation:

ratio will be

30/27

= 10/9

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7 0
3 years ago
Read 2 more answers
The number of visitors p to a website in a given week over 1-year period is given by p(t)=119+(t-83)e^0.02t , where t is the wee
KATRIN_1 [288]

The function p(t) for the number of visitors over 1-year is an exponential function

  • The increasing interval is: [33,52]
  • The decreasing interval is: [0, 33]
  • There is no critical point

<h3>The increasing and the decreasing interval</h3>

The function is given as:

p(t) = 119 + (t-83)e^0.02t

Start by plotting the graph of the function p(t).

From the graph (see attachment), we have the parameters to be:

  • Increasing: [33,52]
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Hence, the function has no critical point

Read mroe about critical points at:

brainly.com/question/7805334

6 0
2 years ago
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