livv84
livv84 livv84
  • 25-02-2021
  • Mathematics
contestada

What is the value of x?

What is the value of x class=

Respuesta :

altavistard
altavistard altavistard
  • 25-02-2021

Answer:

x = +5

Step-by-step explanation:

The triangles ADB and BDC are similar.  Thus it is possible to write an equation of ratios and solve it for x:

 x       10

----- = -------

10       4x

Cross-multipying, we get:

4x^2 = 100, which yields x = +5

Answer Link

Otras preguntas

Definition: the value of one currency expressed in terms of another
To measure out a volume of liquid, start by choosing the appropriate graduated cylinder and moving the bumper to the choose. Of the graduated cylinder to protec
Calculate the slope of the line between the pairs of points in each of the tables to determine which table represents a linear function.
The total number of atoms does not change in a chemical reaction. This is commonly known as the Law of Conservation of ____ ? 1.Atoms 2.Matter 3.Physics
What are the domain and range of the function? f(x) =2√x​
The normal balance side of any revenue account is the
Spindle fibers move homologous chromosomes to opposite sides.
b. Make b be the subject of A = 2h(l+b) {[20pts] making brainliest if correct}
Why might Japan have closed its borders in 1639?
Help please I need it