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Sergeu [11.5K]
3 years ago
13

Point Q(2, −1) is rotated 90° clockwise about the origin.

Mathematics
1 answer:
kumpel [21]3 years ago
6 0
(1,-2) hope this helps you :)
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The answer would be D) no, these triangles are not similar. I'm pretty sure they would be similar if one of the answer choices said ΔABC ~ ΔCED
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7. Which of the following is an example of a proper fraction?
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Answer:

C.4/17

Step-by-step explanation:

A proper fraction has a numerator that is less than the denominator

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Step-by-step explanation:

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2 years ago
Show that the sum of the first 2n natural numbers is n(2n+1)
Leokris [45]

Answer:

This sum is the sum of an arithmetic sequence.  There is a formula for the sum of an arithmetic sequence which can be looked up or derived by a variety of means.

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Hope this helps!!

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strojnjashka [21]

Answer:

h = \frac{V}{B}

Step-by-step explanation:

Given

V = Bh ( isolate h by dividing both sides by B )

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