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 ( 87+ )
Otras preguntas
law of conservation of momentum
how many bones in the human body
which of the following is true about the dynamic process of competition?
most dangerous cities in the world
seaside issues a bond with a stated interest rate of 10%, face value of $50,000, and due in 5 years. interest payments are made semi-annually. the market rate f
siblings have similar traits because they inherit those traits from a common ancestor. how is this similar to some evidence for evolution?
A bag contains 4 pennies, 6 nickels, and 10 dimes. What is the probability of randomly selecting a nickel or dime from the bag?
Bob and mark talk about their families. Bob says he has 3 kids, the product of their ages is 72. He gives another clue: the sum of the ages of his children. Mar
who were the 12 disciples
why do we celebrate easter