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a_sh-v [17]
3 years ago
7

Point R is on line segment QS. Given RS=11 and QS=19, determine the length QR.

Mathematics
1 answer:
never [62]3 years ago
4 0
<h3>Answer: QR is 8 units long</h3>

================================================

Explanation:

R is between Q and S and on segment QS, allowing us to say

QR + RS = QS

because of the segment addition postulate.

-------

Use substitution and solve for QR

QR + RS = QS

QR + 11 = 19

QR = 19 - 11 .... subtracting 11 from both sides

QR = 8

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Answer:

The correct option is;

Segment FE over 3 = Segment FH

Segment FI over 3 = Segment FG, and

Segment EI over 3 = Segment HG

ΔEFI ~ ΔHFG

Step-by-step explanation:

The given transformations are'

ΔEFI is dilated by a scale factor of 1/3 and then it is reflected over line a

By dilation, we have

FH = 1/3×FE

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Also by reflection over a line, the relative positions of the y-coordinates of the points remain the same while the x coordinates changes sign such that an upright mirror image of the dilated triangle is formed

Therefore, since we have;

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FG/FH = (1/3×FI)/(1/3×FE) = FI/FE

Then, ΔEFI is similar to ΔHFG (triangle similarity requirement AAA)

Hence, the correct option is that the

Segment FE over 3 = Segment FH

Segment FI over 3 = Segment FG, and

Segment EI over 3 = Segment HG

ΔEFI ~ ΔHFG.

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3 years ago
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An inequality represents an infinite amount of numbers smaller than 8. Which inequality represents the situation?
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Answer:

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Step-by-step explanation:

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66 feet of crown molding was installed around a rectangular dining room. If the length of the room is 16.75 ft, what is the widt
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Hope this helps!


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4 years ago
As a rule of thumb, the sampling distribution of the sample proportion can be approximated by a normal probability distribution
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As a rule of thumb, when each component is selected independently from the same population, the sampling distribution of the sample percentage may be estimated by a regular probability distribution.

<h2>Why is it crucial to use the thumb rule?</h2>
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