evilsonic131 evilsonic131
  • 01-02-2017
  • Mathematics
contestada

What is the measure of angle A in the triangle?

What is the measure of angle A in the triangle class=

Respuesta :

hap092002
hap092002 hap092002
  • 01-02-2017
The measure of angle A is 50 degrees.
2x-10+x+30+70=180
3x+90=180
    -90   -90
3x=90
x=30

2(30)-10
60-10
50
Answer Link

Otras preguntas

If you hold a baby for a few minutes what area of fitness should you improve on?
More points!! Please answer all questions
Morgan is reupholstering an old chair with two circular cushions. Each cushion has a circumference of 7.85 feet. He will need two pieces of fabric for each cus
Find the intercepts for the graph of the equation given 4x-7y=28
Solve the given system of differential equations by systematic elimination. 2 dx dt − 6x + dy dt = et dx dt − x + dy dt = 7et
How many states participated in the Constitutional Convention?
In the structure of a muscle, several fascicles lie bundled together to form a muscle, just as several (a. bone cells b. ligaments c. osteons) lie together to f
A liquid that occupies a volume of 0.820L has a mass of 2.56kg. what is the density of this liquid in kg/L
both questions please
Please help me with number 11.