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

guess a number 1-10, whoever guesses the number or closer to the number wins and gets brainliest!!!!
what kind of tissues cats have In their body.
helppppppppppppppppppppppppppppppppppppppppppppppppp
Assessment Student Answers What is the approximate wavelength of a wave that has a frequency of 4.56x1014Hz?
37 hundreaths = ?tenths and ? hundreaths. HELP ME PLEASE AND SHOW ME HOW TO DO IT PLEASE.
If you can do this worksheet; You don't even have to do the whole thing; Some of you can do one of the five problems, or if you want, you can do the whole thing
A line passes through the point (-6, -8) and has a slope of 5/2 write an equation in slope intercept form for this line.
3. Look at the map. Explain why Elm Street and Birch Street are not perpendicular. A. The slope of Birch Street is 0. To be perpendicular to Elm, Birch would ha
what is the term for the way individuals perceive their ability to perform across a variety of different situations?
Nine less than the product of 8 and a number is equal to 4