lf6606860 lf6606860
  • 04-03-2021
  • Mathematics
contestada

Find BC.
25
25
B
3x + 4
D 4x - 5 c

Find BC 25 25 B 3x 4 D 4x 5 c class=

Respuesta :

clarch19
clarch19 clarch19
  • 04-03-2021

Answer:

b) BC = 62

Step-by-step explanation:

since AB and AC equal 25, we know that ΔADB ≅ ΔADC and we can write this equation:

3x + 4 = 4x - 5

4 = x - 5

x = 9

3(9) + 4 = 31

BD = 31

DC = 31

BC = 2(31) = 62

Answer Link

Otras preguntas

How were life forms affected by the rise in atmospheric oxygen levels that began 2.2 billion years ago?
Can someone use the word delta in a sentence
How is it possible for Mercury to have frozen ice ?
find an equivalent expression without parentheses -(50x-15y+15)=
find an equivalent expression without parentheses -(50x-15y+15)=
find an equivalent expression without parentheses -(50x-15y+15)=
Marika and Freddy sold 70 homes for Ron Realty. If Marika sold 2.5 times as many homes as Freddy, how many homes did each sell?
(10y^3+20y^2+55y)/5y
Data are drawn from a symmetric and bell shaped distribution with a mean of 120 and a standard deviation of 5. There are 900 observations in the data set. What
Prove that (x^5)-(x^2)+2x +3=0 has at least one real root. Prove that x=cosx has at least one solution.