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kondor19780726 [428]
3 years ago
10

Ab is perpendicular to cd how many 90 angles are formed by the intersection

Mathematics
1 answer:
Shtirlitz [24]3 years ago
3 0
Only one unless it goes across than2
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Nathan's kite is in the shape of a square. The area of the kite is 36 square feet. what is the perimeter, in feet, of Nathan's k
andriy [413]

Answer:

I think the answer is 9ft squared is the perimeter on each side of the kite.

Step-by-step explanation:

8 0
3 years ago
Write two subtraction equations to show how to find 15 - 7
pantera1 [17]
15-7=8         
i hope it helps
5 0
4 years ago
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(Click the picture to see math question) please help I’ll mark brainliest
FromTheMoon [43]

Answer:

g(x) = f(x + 2)

Step-by-step explanation:

The x value has been translated by 2

<em>Feel free to mark it as brainliest :D</em>

3 0
3 years ago
What’s the correct answer for this?
slava [35]

Answer:

1/4

Step-by-step explanation:

Let's denote the probabilities as following:

Probability that a teenager has a sister:

P(A) = 12/28

Probability that a teenager has a brother:

P(B) = 7/28

Probability that a teenager has both a sister and a brother:

P(A⋂B) = 3/28

Probability that a selected teenager has a sister also has a brother, or in other words, he/she has a brother, given he/she had a sister:

P(B|A)

Let's apply the formula of conditional probability to work out P(B|A)

P(B|A) = P(A⋂B)/P(A) = (3/28)/(12/28) = (3*28)/(12*28) = 3/12 = 1/4

=> Option C is correct

Hope this helps!

7 0
3 years ago
Jill borrows a pencil and returns it after the Warm Up. She then borrows a different pencil to show work on her CFA.  The proba
mestny [16]

Probabilities are used to determine the chances of events

The probability that Jill selects a wooden pencil and then a mechanical pencil is 8%

<h3>How to calculate the probability</h3>

Represent the events as follows:

  • A represents mechanical pencil
  • B represents wooden pencil
  • C represents colored pencil

So, we have

P(A) = 20%

P(B) = 40%

P(C) = 30%

The probability that Jill selects a wooden pencil and then a mechanical pencil is then calculated as:

P(B n A) = P(B) * P(A)

This gives

P(B n A) = 40% * 20%

Evaluate the product

P(B n A) = 8%

Hence, the probability that Jill selects a wooden pencil and then a mechanical pencil is 8%

Read more about probabilities at:

brainly.com/question/9385303

4 0
3 years ago
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