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White raven [17]
3 years ago
6

Given: QR = ST, QS = 5x + 17, RT = 10 - 2x, RS = 3 Find: QS and QT

Mathematics
1 answer:
spayn [35]3 years ago
7 0

Answer:

QS=12, QT=21

Step-by-step explanation:

QS=RT

5x+17=10-2x

x= -1

QS= 12

QS-RS=QR

QR=ST=9

QS+ST=QT

QT=22

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Which one of the properties described below DOES NOT apply to the perpendicular bisector of a segment?
Lana71 [14]

Answer:

It must be longer than the original segment.

Step-by-step explanation:

Let analyse all the 4 answers:

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Yes because It finds the midpoint of the given line segment.

  • b. Every point on the perpendicular bisector is the same distance from both end points of the segment.

Yes, because perpendicular bisector theorem states that if a point is on the perpendicular bisector of a segment, then it is equidistant from the segment's both endpoints.

  • c. It must be longer than the original segment

Wrong, it can be shorter or equal to the  original segment.

  • d. It is perpendicular to (makes a 90 angle with) the original segment

True, because of it is one of the the properties of a perpendicular bisector of a segment

So we choose C.

Hope it will find you well.

7 0
3 years ago
8. Which expression is greatest? Justify your answer.<br> a. 4 X -5<br> b. -5 + 4<br> c. -4- (-5)
vladimir1956 [14]

Answer:

c

Step-by-step explanation:

i think this is the greatest because if you solve all of the expressions you will find out that this is the greatest.

a.4×-5=-20

b.-5+4=-1

c.-4-(-5)=1

therefore 1 is the greatest so the expression c is the greatest.

I hope this helps

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3 years ago
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Which graph represents the function y= 2/3x-2?<br>​
Volgvan
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8 0
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koban [17]

Answer:

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Step-by-step explanation:

(-8q^3r^4s^2)^2

= (-8)^2 q^(3*2) r^(4*2) s^(2*2)

= 64q^6r^8s^4

3 0
4 years ago
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