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Eva8 [605]
3 years ago
10

Describe what information would be needed if you wanted to prove triangle BAC~triangle DFE. Be specific with side lengths, angle

names and the postulate that you use. PLEASE MAKE IT SIMPLE!!! I've tried to ask this question before but it ended in mass confusion!

Mathematics
1 answer:
MaRussiya [10]3 years ago
3 0

Refer to my drawing . Unlike most textbook problems, the triangles were drawn to scale. Side lengths 2a and side 2b are indeed proportional to side lengths a and b, respectively. It is obvious that the triangles are not similar. This is a counterexample that proves SS Similarity does not hold true. 

There is no SS Similarity. 

There is SAS Similarity. 


To prove two triangles similar you need one of the following three situations: 

1. The lengths of three sides of one triangle proportional to lengths of the three sides of the other triangle. (SSS Similarity Theorem) 

2. Two angles of one triangle congruent to two angles of another triangle. (AA SImilarity Theorem) 

3. The lengths of two sides of one triangle proportional to the lengths of two sides of another triangle, and their included angles congruent. (SAS Similarity Theorem)

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Please graph! 90 points! And BRAINLIEST
daser333 [38]

The points on the graph are:

  • Midline point = (0,-5)
  • Maximum point = (0.65,-2)

<h3>(a) The graph of the function</h3>

The equation of the function is given as:

f(x) = 3\sin(12x) - 5

See attachment for the graph of the function f(x)

<h3>(b) The midline point</h3>

This is the point that is on the line that passes through the midsegment of the function.

From the graph, a point on the midline is (0,-5)

<h3>(c) The maximum point</h3>

This is the point that is on the vertex of the function.

From the graph, a point on the midline is (5pi/24,-2)

This can be rewritten as: (0.65,-2)

Read more about trigonometry graphs at:

brainly.com/question/8120556

4 0
2 years ago
Read 2 more answers
Write an expression for the verbal phrase:<br> the difference between k and half of b is 47
Helga [31]

k-1/2b=47 because the difference is subtraction and half b is a half fraction and  it equals 47.

6 0
3 years ago
Biologists have found that the number of chirps some types of cricket make per minute depends upon the temperature this relation
Alex Ar [27]

Answer: Crickets make 172 chirps/min at 80 degrees Fahrenheit

Step-by-step explanation:

Step 1

Using the point slope formulae for Linear functions , we have that

y - y1 = m(x - x1)

where x  and y are two points  representing the  temperature and chirps /min respectively

And  

m= slope

Step 2 : Finding the slope , m

where x1=60

           y1=92

           x2= 75

           y2=152

m= (y2-y1)/ (x2-x1)

= (152- 92)/(75-60)

=60/15 =4

Bringing down the point/slope formula and imputing the known values to find our equation to show the relationship cricket make per minute and  the temperature

y - y1 = m(x - x1)

y - 92= 4(x - 60)

y - 92 = 4x -240

y = 4x - 240 + 92

y = 4x - 148

Step 3

To find the number of chirps be per minute (y) if the temperature is 80 degrees Fahrenheit( x)

y = 4(80) - 160

y = 320 - 148

y = 172 chirps/min at 80 degrees Fahrenheit

6 0
3 years ago
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Answer Below!

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5 0
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Answer:

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Step-by-step explanation:


8 0
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