metchelle metchelle

06-09-2016
Mathematics

contestada

Segment LM is the midsegment of trapezoid ABCD. AB= x + 8, LM = 4x + 3, and DC = 187. What is the value of x?

Segment LM is the midsegment of trapezoid ABCD AB x 8 LM 4x 3 and DC 187 What is the value of x class=

Respuesta :

06-09-2016

Hello,
If we draw the line AM intercept DC in F,
using the theorem of Thales:

LM/DF=1/2
==>
(4x+3)/(187+x+8à=1/2
==>8x+6=195+x
==> 7x=189
==>x=27

Answer Link

Otras preguntas

6p squared - 12pq , the difference between 2 squares doesn't work and I don't really know what do to.

Hebron was an appropriate city for the capital of

PLS HELP WILL GIVE BRAINLIEST ANSWER TO CORRECT AND FIRSt ANSWER

At which stage of mitosis are chromosomes usually photographed in the preparation of a karyotype? a.prophase b.metaphase c.anaphase d.telophase e.interphase

In a ________ economy, habit and custom determine the rules for all economic activity, and behavior is defined by the customs of their elders and ancestors.

The americans who turn out to vote at the lowest rate are

People in _____ careers are "doers." They are generally active, "hands-on" workers who like working with tools and equipment, are often athletic, and enjoy the

Is this sentence correct? Je voyage rarement mais j'espère pouvoir aller au France en automne. Je trouve il est beau. I'm trying to say: I rarely travel but I h

Given the following recurrence relation: An=(−2)An−1, with A0=(−1) determine the value of a5

I need help to figure out n