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Genrish500 [490]
2 years ago
9

A dilation with a scale factor of 1/2 is applied to the three sides of Triangle ABC to create Triangle A'B'C'. The side lengths

of Triangle ABC are: A = 4ft, B = 3ft, C = 5ft. What are the lengths of the sides on the new Triangle A'B'C'? Question 8 options:
A. A' = 8ft, B' = 6ft, C' = 10ft
B. A' = 2ft, B' = 1.5ft, C' = 2.5ft
C. A' = 3.5ft, B' = 2.5ft, C' = 4.5ft
D. A' = 4.5ft, B' = 3.5ft, C' = 5.5ft
Please Help...Thank uu
Mathematics
1 answer:
Basile [38]2 years ago
6 0

Answer:
its B.

Step-by-step explanation: just take half off the numbers, and then you have your answer. simple.

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The correct answer is - an observational study.

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So, it can say that the researchers observed the patient's health by the effect of the medication, therefore, the Observational Study is the given method of gathering data.

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Team A is located on the south bank of a river.Team B and C are located on the north bank.The angle formed from Team C to Team A
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9.1 feet

Step-by-step explanation:

Please refer to the image attached for explanations

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Kayla is going on a trip. The mass of everything she is packing is 8.1 kg. She packs everything into a bag that has a mass when
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A container holds 9 red markers, 13 blue markers, and 17 green markers. You will randomly select two markers without replacement
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Answer:

a.

                         R-------8/38--------RR

R------9/39--------B-------13/38-------RB

                          G------17/38--------RG

                          R-------9/38--------BR

B--------13/39------B-------12/38-------BB

                           G-------17/38-------BG

                             R-----9/38--------GR

G---------17/39-------B------13/38-------GB

                              G------16/38-------GG

b).

  • 9 ways
  • ways you can select 1 blue are; RB,BR,BG,GB

RB=9/39 × 13/38=3/38

BR= 13/39 × 9/38 =3/38

BG= 13/39 × 17/38=17/114

GB= 17/39 × 13/38=17/114

=3/38 +3/38+17/114+ 17/114 =26/57

  • Probability of selecting 2 red markers= RR = 9/39 × 8/38 =12/247

  • Probability of selecting a green marker and then a red marker= GR= 17/39×9/38 =51/494

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3 years ago
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