KingofCupcakes153
KingofCupcakes153 KingofCupcakes153
  • 04-04-2019
  • Mathematics
contestada

The vertices of triangle ABC are A(2,3), B(–1,2), and C(3,1). If ΔDEF ∼ ΔABC and DE = 4AB, what is the length of EF? The answers are √10,√17,4√10,4√17

Respuesta :

Dlalex2316 Dlalex2316
  • 04-04-2019

EF = 4BC

BC = sqrt ((3-(-1)^2 +(1-2)^2)

=》 BC = sqrt (4^2 +(-1)^2) = sqrt17

=》 EF = 4BC = 4(sqrt 17)

Answer Link
simp4luffy
simp4luffy simp4luffy
  • 07-12-2020

Answer:

D. 4√17

Step-by-step explanation:

Answer Link

Otras preguntas

Which sentence correctly forms the plural of the letter R? A. Three R's make up her initials.
pythagorean theorem If l = 12 cm and m = 35 cm, what is the length of n?
Does an Off-Duty Police Officer have Authority in US?
what is a similar quote for Romeo and Juliet "my bounty is as boundless as the sea . My love as deep , the more i give to thee , the more i have , for both are
The ratio of Sam age to Hanks is 5 to 3. If the sum of their ages is 24, how old is Hank?
How many union ships did the Virginia sink?
Before the Civil War, the cotton plantations of the ___ South depended on British textile companies for their markets.A.antebellumB.anteriorC.avant-garde
a swimming pool holds 375,000 liters of water. two large hoses are used to fill the pool. the first hose fills at a rate of 1500 liters per hour and the second
The tropical climate zone is in which two states?
How do you find the interior angles of a triangle, if only one is given angle is given to you?