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

A point has zero dimension and a line has one
Transactional leadership encompasses all but one of the following. Which one?A. Goal settingB. Social interactionC. Monitoring progress toward goal achievementD
Describe how an earthship home is built.
How many square feet of outdoor carpet will we need for this hole
I need help with this please and fast
Which of the following statements is NOT true about alcoholics? A. Alcoholics have a strong craving for alcohol. B. Alcoholics need increasing amounts of alcoh
A baseball team won 20 games in the last 10 games what percent of the games did the team win
Help please!!!!!!!!!
Colleen frequently expresses her political views at work, at times triggering conflict between several coworkers and herself. In this example, political express
Ahora puedes compartir un mes en las montañas del Perú, uno de los paisajes más espectaculares del mundo. Puedes seleccionar (select) la familia con la que dese