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KengaRu [80]
1 year ago
8

Points​ P, Q,​ R, and S are collinear. Point Q is between P and​ R, R is between Q and​ S, and PQ is approximently = to RS . If

PS is 21 and PR​ is 18, what is the value of​ QR?
Mathematics
1 answer:
Aneli [31]1 year ago
4 0

The value of QR for the given line will be 15 units.

<h3>What is a line segment?</h3>

A line section that can connect two places is referred to as a segment.

The line is here! It extends endlessly in both directions and has no beginning or conclusion.

In other terms, a line segment is merely a section of a larger, straight line that extends indefinitely in both directions.

Given,

PQ = RS

PR = 18

PS = 21

Now,

RS = PS - PR

RS = 21 - 18 = 3

So,

PQ = 3

Now,

QR = PR - PQ

QR = 18 - 3

QR = 15

Hence the value of QR will be 15 units.

For more about line segment

brainly.com/question/25727583

#SPJ1

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3 years ago
12.21 is 3.7 times the number p.
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The teacher asked 4 students to measure 4 different objects. The table shown represents their measurements. Which student had th
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Student 4 has the largest percent error.

Step-by-step explanation:

The percent error of a measurement is given by

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For student 1:

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Percent error:

p=\frac{|49-50|}{50}\cdot 100=0.02\cdot 100=2\%

For student 2:

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For student 3:

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p=\frac{|2.1-1.6|}{1.6}\cdot 100=0.3125\cdot 100 = 31.25\%

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Learn more about errors:

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.....................

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