Alayna031
Alayna031 Alayna031
  • 13-03-2017
  • Mathematics
contestada

what is x? i do not know how to do this

what is x i do not know how to do this class=

Respuesta :

Аноним Аноним
  • 13-03-2017
since you know that a triangle's angles=180, you have 2 of the angles. You also know that the sum of 2 angles is equal to 180 minus the exterior angle. So,

2x+x=123
3x=123
x=123/3
x=41,    2(41)=82 for the other angle.
Answer Link
ocs12009643
ocs12009643 ocs12009643
  • 13-03-2017
x=41 yeah thats it ......
Answer Link

Otras preguntas

What is the potential energy of a 3 kilogram-ball that is on the ground?
An engineer in India (standard household voltage = 220 volts) is designing a transformer for use on her upcoming trip to Canada (standard household voltage = 12
what is 3.36 rounded to the nearest hundreth
why do volcanoes erupt in the part of the world where Mont  Isle is located??
An engineer in India (standard household voltage = 220 volts) is designing a transformer for use on her upcoming trip to Canada (standard household voltage = 12
How do I solve x-y=11 2x+y=19
a rectangle has an area of 30 square meter and a perimeter of 34 meters. what are the dimensions of rectangle?
Calculate the average speed of a bicycle that travels 100m in 20 s.
a rectangle has an area of 30 square meter and a perimeter of 34 meters. what are the dimensions of rectangle?
what is 3.36 rounded to the nearest hundreth