yeabsirat1 yeabsirat1
  • 13-09-2020
  • Mathematics
contestada

B
D
E
С
3
In the figure above, tan B
If BC = 15 and DA = 4, what is the length of DE

B D E С 3 In the figure above tan B If BC 15 and DA 4 what is the length of DE class=

Respuesta :

lilickyicky23 lilickyicky23
  • 13-09-2020

Answer:

Step-by-step explanation:

{y2+8y−128=0x=34⋅(y+4) ... The two right triangle are similar, so: BDAB=DEAC. From this, I obtain: ... AC=3x AB=4x (3x)²+(4x)²=225 x=3 BD=8 AB/AC=BD/DE 12/9=8/DE DE=6.

Answer Link

Otras preguntas

Do all cultures have a fairytale
What animal is BEST adapted to life in a grassland biome? *
Which parallelogram has an area of 60 square units?
Which dictionary definition of woeful BEST fits its use in the last sentence of paragraph 1? A) grieving B) poor C) sorry D) unhappy
I NEED SOMEONE TO GIVE ME THE CORRECT ANSWERS TO THIS
How’s does the structure of the novel
a small village Question 3 (1 point) What first motivated Christopher Columbus to try to travel to Asia? a He wanted to find gold, spices, and new trade routes
3(x + 1) = -2(x - 1) - 4.
So that, thus it is that natural men are held in the hand of God, over the pit of hell...; and God is dreadfully provoked, his anger is as great towards them as
a man who led the farmers of pediment in Rebellion against Governor Berkeley was ​