230k views
0 votes
XY bisects DF at point E. If DE=2y and EF=8y-3, find the value of DF​

1 Answer

3 votes

Answer:

Explanation:

If XY bisects DF at point E, then DE = EF.

Given DE = 2y and EF = 8y-3

2y = 8y-3

subtract 8y from both sides

2y-8y = 8y-8y-3

-6y = -3

y = 3/6

y = 1/2

y = 0.5

DF = DE+EF

DF= 2y+8y-3

DF = 10y - 3

DF = 10(0.5)-3

DF = 5-3

DF = 2

User Hemi
by
8.7k points

Related questions

asked Aug 8, 2018 3.9k views
Aaleks asked Aug 8, 2018
by Aaleks
8.5k points
1 answer
1 vote
3.9k views
asked Jun 19, 2019 9.1k views
Chan Youn asked Jun 19, 2019
by Chan Youn
8.6k points
1 answer
4 votes
9.1k views