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

Why did the east German party cease to exist by the end of 1989?
How do you factor this 8x^2+2x-21=0
what is photonasty??
What is the role of diaphragm in the digestive system?
name the different parts of small intestine in proper sequence
when was Abraham Lincoln was born
How to study well for an exam ?
Which mathematical relationship best describes a graph of gravitational field strength versus distance? (one of the 3 pictures attached or none of the above?)
What groups were threatened by john knox's ideas?
What is 97.356 in base ten numerals