djdndn djdndn
  • 24-09-2019
  • Mathematics
contestada

What is the length of BC?
A. 6 2/3 cm
B. 5cm
C. 4cm
D. 6cm

What is the length of BC A 6 23 cm B 5cm C 4cm D 6cm class=

Respuesta :

DeanR
DeanR DeanR
  • 24-09-2019

Thought I already answered this.  I must have forgotten to click "add your answer."

We have similar triangle trianges ABC ~ ADE so

BC:AB = DE:AD

BC:2  = 10 : (2+3) = 10:5 = 2:1

So BC=4 because 4:2 = 2:1

Choice C.

Answer Link

Otras preguntas

i have a $500 in my account after 4 years of investing at 2.5% per year, how much money did I start with?
Describe the Union military strategy that was executed during the Civil War.
How many days are in four consecutive years
Why did the King of England issue the Proclamation of 1763 declaring that colonists could not settle west of the Appalachian Mountains? Select one: a. He wanted
in Spanish what does entregar la tarea mean
how many dimes are in $68
Muscles make up four tenths of a man's body mass. What would be the muscle mass of a man whose body mass is 60 kg?
what is an expressions that have the same value called
Who is the greatest Trojan warrior in the Iliad? A. Patroclus B. Hector C. Achilles D. Odysseus
what is the best way to determine the phenotype of a birds feathers ?