amazinggraciec amazinggraciec
  • 13-08-2019
  • Mathematics
contestada

If DE║AC, what is the measure of length a?

See the attached image!

If DEAC what is the measure of length a See the attached image class=

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 13-08-2019

BD is half the length of AD ( 18 is half of 36)

BE would be half of EC

EC = 42, so BE would be 42/2 = 21

a = 21

Answer Link

Otras preguntas

why has macbeth been adapted so many times over the past 400 years
If f(x)=x/4-3 and G(x)=4x^2+2x-4 find (f+g)(x) can someone do this step by step? please.
does anyone have the answers to the unit 18 lesson 7 test in history: age of imperialism please!!!
I don't understand this please help
What is the best way to answer 4/16 x 1/4=
Find the width and length of a rectangle with a perimeter of 108 and a width that is twice its length.
how many times does 9 go in to 40
Which sentence correctly uses a colon to introduce the list? The town council decreased funding for parks and recreation, construction, and staff development.
List five characteristics of a molecule that can be determined from a lewis structure
What was the economic philosophy of the republican presidents of the 1920s?