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NeTakaya
3 years ago
9

The two rectangles above are similar. If a = 20 m, b = 30 m, and c = 30 m, what is the length of d?

Mathematics
1 answer:
galina1969 [7]3 years ago
3 0

Answer:

20

Step-by-step explanation:

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this graph shows the relationship between the pound of cheese brought at a deli and the total cost in dollars for the cheese
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Easy! The best answer is B!

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3 years ago
Evaluate r s + 14s when r= 6 and s= 1/4
arlik [135]
R S + 14(S)        R=6   S=1/4
(6)(1/4) + 14(1/4)
1.5 + 14(1/4)
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3 years ago
In a word processing document or on a separate piece of paper, use the guide to construct a two-column proof proving AC > EF
VARVARA [1.3K]

<em>Answer:</em>

Complete proof is written below.

Facts and explanation about the segments shown in question :

  1. As BC = EF is a given statement in the question
  2. AB + BC = AC because the definition of betweenness gives us a clear idea that if a point B is between points A and C, then the length of AB and the length of BC is equal to the length of AC. Also according to Segment addition postulate, AB + BC = AC. For example, if AB = 5 and BC= 7 then AC = AB + BC → AC = 12
  3. AC > BC because the Parts Theorem (Segments) mentions that if B is a point on AC between A and C, then AC > BC and AC>AB. So, if we observe the question figure, we can realize that point B lies on the segment AC between points A and C.
  4. AC > EF because BC is equal to EF and if AC>BC, then it must be true that the length of AC must greater than the length segment EF.

Below is the complete proof of the observation given in the question:

<em />

<em>STATEMENT                              REASON  </em>

___________________________________________________

1. BC = EF                                    1. Given

2. AB + BC = AC                         2. Betweenness

3. AC > BC                                   3. Def. of segment inequality

4. AC > EF                                   4. Def. of congruent segments

<em />

<em>Keywords: statement, length, reason, proof</em>

<em> Learn more about proof from brainly.com/question/13005321</em>

<em> #learnwithBrainly</em>

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3 years ago
Drag and drop the words below to correctly complete the statement of the SAS Similarity Theorem.
Olegator [25]
Congruent
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5 0
3 years ago
A used car dealer sells SUVs and cars. Of all the vehicles, 60% are cars. Of all the vehicles, 15% are red cars. What is the pro
kramer

Answer:

The probability that a car chosen at random is not red is 75%.

Step-by-step explanation:

Given that a used car dealer sells SUVs and cars, and of all the vehicles, 60% are cars, and of all the vehicles, 15% are red cars, to determine what is the probability that a car chosen at random is not red you must perform the following calculation:

60 = 100

15 = X

15 x 100/60 = X

25 = X

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Therefore, the probability that a car chosen at random is not red is 75%.

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