ahmed0102al
ahmed0102al
01-06-2018
Mathematics
contestada
NEED UR HELPP PLEASE...
Respuesta :
tramserran
tramserran
01-06-2018
The diagonals of a parallelogram bisect each other so AE = AC:
AE = AC
3x + 12 = 5x - 6
12 = 2x - 6
18 = 2x
9 = x
AE = 3x + 12
= 3(9)+12
= 27 + 12
= 39
AC = AE = 39
Use the Segment Addition Theorem:
AE + AC = AC
39 + 39 = AC
78 = AC
Answer: AC = 78
Answer Link
VER TODAS LAS RESPUESTAS ( 14+ )
Otras preguntas
can you please simplify (x^2)^5 ?
what is the percentage composition when 10g of magnesium combines with 4g of nitrogen?
how many grams of fluorine are needed to react with 8.5g of phosphorus?
what is 8.64E9 in scientific notation?
In the second stage of the french revolution, the terror, the vast majority of those executed were members of the:
A person walks 1/3 mile in 1/4 hour. At what speed is the person walking in miles per hour?
what do you predict will happen to the sudd if water is diverted to the canal
Choose all the answers that apply. Asteroids: only orbit planets only orbit the sun are made of frozen gas and ice take millions of years to orbit the sun some
What activities of a government go beyond their limited sphere?
For which scenario would a rousing march be appropriate? Help ASAP, plz right answers A. During a motivational sermon B. Through a sad scene in a movi