antojustice
antojustice antojustice
  • 15-06-2022
  • Mathematics
contestada

Need help with this geometric question

Need help with this geometric question class=

Respuesta :

Medunno13
Medunno13 Medunno13
  • 25-06-2022

Answer: QN=19

Step-by-step explanation:

Diagonals of an isosceles trapezoid are congruent, so NQ=PM.

By the segment addition postulate, NQ=QR+RN=3x+7.

So,

[tex]6x-5=3x+7\\\\3x-5=7\\3x=12\\\\x=4[/tex]

So, [tex]QN=3(4)+7=\boxed{19}[/tex]

Answer Link

Otras preguntas

why do we need speeding laws? why do we have drinking and driving laws? why do we have a work safe policy?
what happens to a chemical reaction when the temperature is increased ?
What number should be added to the expression x^2 + 14x to change it into a perfect square trinomial? Can you help me with this?
How do i turn 44.4% as a ratio?
If 125% of a number is 425, what is 65% of the number? Can anyone explain this one?
SOLVING SYSTEMS OF EQUASIONS BY ELIMINATION. -4x-2y=-12 4x+8y=-24
What number should be added to the expression x^2 + 14x to change it into a perfect square trinomial? Can you help me with this?
what is one fifth of 15
Which substances have atoms of the same element but different molecular structures?A. He(g) and Ne(g)B. K(s) and Na(s)C. O2(g) and O3(g)D. P4(s) and S8(s)
Which sign makes the statement true?8.9   8 68100