marcjsahara
marcjsahara marcjsahara
  • 11-03-2022
  • Mathematics
contestada

The polygons are similar. Find the value of x.
2-
Р
X
X
20
21
14
5
Q 12 R
L
18
K

The polygons are similar Find the value of x 2 Р X X 20 21 14 5 Q 12 R L 18 K class=

Respuesta :

semsee45
semsee45 semsee45
  • 11-03-2022

Answer:

x = 30

Step-by-step explanation:

 12 : 20 = 18 : x

⇒ 12/20 = 18/x

⇒ 12x = 18 · 20

⇒ 12x = 360

⇒ x = 360 ÷ 12

⇒ x = 30

Answer Link
Аноним Аноним
  • 12-03-2022

[tex]\\ \rm\Rrightarrow \dfrac{21}{x}=\dfrac{14}{20}[/tex]

[tex]\\ \rm\Rrightarrow \dfrac{21}{x}=\dfrac{7}{10}[/tex]

[tex]\\ \rm\Rrightarrow 7x=210[/tex]

[tex]\\ \rm\Rrightarrow x=30[/tex]

Answer Link

Otras preguntas

Find the point, M, that divides segment AB into a ratio of 3:2 if A is at (0, 15) and B is at (20, 0).
What was the overall impact of Eli Whitney's introduction of interchangeable parts? A. Skilled artisans were enabled to create more goods. B. Shipping of manufa
what can childhood education centers do to reduce the chances of child maltreatment happening on their premises
Rewrite without absolute value for the given condition : y=|x−5|+|x+5|, if −5 I WILL AWARD BRAINLIEST!!! PLEASE HELP!!!!!
find each missing angle, then classify angle70 , 70 , xplease help!​
What social and ethical issues might new knowledge from genetic experiments raise
Which event did the MOST to draw international media attention and increase tourism in Atlanta in the 1990's? A) the 1996 Summer Olympics B) the opening of the
What was a long-term effect of Spanish colonization
Determine whether each relationship is a function. State the domain and range of each relation.
What is the domain of the function Y equals two squared X -5