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loris [4]
1 year ago
10

A pet store has 10 puppies, including 4 poodles, 3 terriers and 3 retrievers. If Rebecca and Aaron in that order each select one

puppy at random with replacement (they may both select the same one) find the probability that they both select a poodle.
Mathematics
1 answer:
VikaD [51]1 year ago
5 0
4/20, 20% chance. The store has 20 puppies. Out of them is 4 poodles. Divide 4 by the total(20). And you get 0.2, remove the decimal place and add it in front of the 0 .02 reverse the numbers 20. Replace the period with a %.
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ra1l [238]

Answer:

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Answer:

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Dominik [7]

Step-by-step answer:

This is a regular heptagon, means it has 7 <em>congruent</em> sides and 7 <em>congruent </em>vertex angles.

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This is:

sum of exterior angles of polygons = 360 degrees.

If you don't remember the 360 degrees, think of the sum of exterior angles of an equilateral triangle, which is 3*(180-60)=3*120=360!  It works!

For a regular heptagon, c = 360/7=51.43 degrees approx.

This means that each vertex angle measures

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So since 2d+the vertex angle = 360, we have

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2d=360-(180-c)=180+c

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