Welcome :: Homework Help and Answers :: Mathskey.com

Q&A
Unanswered
Categories
Users
Ask a Question

Welcome to Mathskey.com Question & Answers Community. Ask any math/science homework question and receive answers from other members of the community.

Q&A Categories
BASIC MATH (93)
PRE-ALGEBRA (441)
ALGEBRA 1 (2,220)
GEOMETRY (864)
ALGEBRA 2 (2,751)
TRIGONOMETRY (1,187)
PRECALCULUS (1,903)
CALCULUS (2,802)
STATISTICS (129)
PHYSICS (659)
CHEMISTRY (137)
MECHANICAL ENGINEERING (64)
ELECTRICAL ENGINEERING (207)
Winplot Tutorials (2)

Most popular tags

solving-equations system-of-equations functions math slope-intercept-form physics homework-help trigonometric-identities integration limits substitution-method calculus

13,459 questions

17,854 answers

1,446 comments

805,772 users

Find the lenghts of segments

0 votes

Find the length of each segment DE, EF and DF

DE = 2x + 4

EF = 3x - 1

Graph_of_the_stright_line

geometry
straight-line
length

asked Nov 4, 2013 in GEOMETRY by johnkelly Apprentice

Share this question

Google+ Facebook Twitter LinkedIn Reddit

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 votes

Given : DE = 2x + 4 and EF = 3x - 1.

E is the mid point of DF.

DE = EF

2x + 4 = 3x - 1

3x - 2x = 4 + 1

x = 5.

If, x = 5, then DE = 2x + 4 = 2(5) + 4 = 10 + 4 = 14.

EF = 3x - 1 = 3(5) - 1 = 15 - 1 = 14.

DF = DE + EF = 14 + 14 = 28.

answered Aug 22, 2014 by lilly Expert

Please log in or register to add a comment.

Related questions

Find the length of line segment

asked Nov 4, 2013 in GEOMETRY by abstain12 Apprentice

geometry
length
line-segment

Straight Line Geometry question?

asked Apr 7, 2016 in GEOMETRY by anonymous

geometry
rectangle
straight-line

Find the lenghts of two segments whose sum is 64 cm and whose ratio is 3:5.

asked Mar 3, 2014 in GEOMETRY by mathgirl Apprentice

length-of-segment
trigonometric-ratios

Find the general equation of the straight line.?

asked Nov 2, 2013 in ALGEBRA 1 by mathgirl Apprentice

general-equation
line-equation
straight-line

Straight line equation?

asked Sep 5, 2014 in GEOMETRY by anonymous

straight-line

triangle/length

asked Jul 1, 2016 in PRECALCULUS by anonymous

length

Triangle side/length

asked Jul 1, 2016 in PRECALCULUS by anonymous

length
angle
of-a-rectangle

physics help

asked Mar 30, 2015 in PHYSICS by anonymous

#physics
diameter
length

pphysics help

asked Mar 30, 2015 in PHYSICS by anonymous

physics
diameter
length

how to solve 4

asked Nov 20, 2014 in PHYSICS by anonymous

#physics
length
width

past year exam 1

asked Oct 28, 2014 in PHYSICS by anonymous

physics
length
width
quantity
tension

Find the center of the circle that you can circumscribe about ΔΔEFG, when E(2, 6), F(2, 2), and G(8, 2).

asked Jan 9, 2018 in GEOMETRY by Looroon Rookie

geometry
math
centerofcircle
circumscribe
circumscribed

find the equation of a circle with a center point of P

asked Oct 16, 2017 in GEOMETRY by anonymous

geometry
general-form-circle-equation
radius
points

Find the mid point of the segment PQ

asked Oct 16, 2017 in GEOMETRY by anonymous

geometry
midpoint

AD bar is a diameter of F. Find the following arc measures:

asked Oct 11, 2017 in GEOMETRY by linda Scholar

circle
diameter
chord
geometry

Find the value of n + 6

asked Aug 16, 2014 in GEOMETRY by lizzxx03 Rookie

geometry

Find the length of XZ in the kite below. Round to two decimal points if necessary.

asked Aug 16, 2014 in GEOMETRY by lizzxx03 Rookie

geometry

Find the value of x and y.

asked Aug 16, 2014 in GEOMETRY by lizzxx03 Rookie

geometry

Find the length of LN in the kite below.

asked Aug 16, 2014 in GEOMETRY by lizzxx03 Rookie

geometry

Find the value of n. how do you find it?

asked Aug 16, 2014 in GEOMETRY by lizzxx03 Rookie

geometry

Copyright © 2024 MATHSKEY. All Rights Reserved. Sitemap|Terms Of Use|Disclaimer|Contact Us|FAQ

...