idontdomaths idontdomaths
  • 25-11-2020
  • Mathematics
contestada

Please help me out! its urgent!

Please help me out its urgent class=

Respuesta :

xenia168
xenia168 xenia168
  • 25-11-2020

Answer:

x = 7.5 cm

Step-by-step explanation:

ΔBCA ~ ΔECD ⇒ the corresponding sides are proportional.

[tex]\frac{AC}{DC}[/tex] = [tex]\frac{AB}{DE}[/tex]

AC = 4 + 6 = 10 cm

[tex]\frac{10}{6}[/tex] = [tex]\frac{x+5}{x}[/tex] ⇔ 10x = 6(x + 5) ⇒ x = 7.5 cm

Answer Link

Otras preguntas

Give an example of vertical angles in your home
What was the effect of The Greeks revolt against the Ottoman Turks?
What is the definition of alliteration?  A.the repetition of a vowel sound in two or more neighboring words; for example, "green weed"  B.the repetition of a so
The perimeter of a rectangular slab of concrete is 24 meters. If the length of the rectangular slab is 2 meters longer than its width, what is the width of the
1/2(4a+10b) = c      solve for b
tell how to find 81-16 using mental math
How to solve 7x2+5-2x-3+5
how is the current progressive tax system unfair?
Alana biked 45 miles in 3 hours. How many miles did she bike per hour?
17+2x=31-5x What would the answer be i tried answering it but.i forgot how to solve it