Dale233
Dale233 Dale233
  • 01-06-2017
  • Mathematics
contestada

The vertices of are D(7, 3), E(4, -3), and F(10, -3). Write a proof to prove that is isosceles.

Respuesta :

mreijepatmat
mreijepatmat mreijepatmat
  • 01-06-2017
The vertices of are D(7, 3), E(4, -3), and F(10, -3)

Prove tat DE = DF
Length of a segment = 
√[(x₂ - x₁) +(y₂ -y₁)]

DE = √([4-7)² + (-3 -3)²] = √45 = 3√5
DF = √[(10-7)² +(-3 -3)²] = √45 b= 3√5
Hence DE = DF = 3√5 and DEF is  ISOSCELES 
Answer Link
ttaimi1458
ttaimi1458 ttaimi1458
  • 03-02-2021

Answer:

Refer to added screenshot

Ver imagen ttaimi1458
Answer Link

Otras preguntas

How is euglena similar to plants.
when was the last time the gophers beat wisconsin in football
You are given right triangle that has a perimeter of 42.56m, a hypotenuse of 21.34m and a base length of 8.76m. Find the area of the right triangle.
#6 Find the unit rate of the situation below: You pay $29.90 for 10 gallons of gas
Mitch reads 25% of a book in 75 minutes. How much more time will he need to finish reading the book?​
The ratio of the base to the leg of an Isosceles triangle is 27. If the perimeter of the triangle is 304 feet, find the length of the base.
How does the phrase "quite leisurely" connect to the scene depicted in the poem? It describes the depiction of trees and nature in the painting. It reinforces t
What sounds best in this sentence?
During the westward migration in the early 1800s, the majority of immigrants coming to American were from which countries (CHECK ALL THAT APPLY)? a.Australia b.
5. What is the meaning of "naked" as used by the author in Paragraph 4? A bare B hidden C obvious D unclothed