dayonajones68ow65mb dayonajones68ow65mb
  • 03-11-2017
  • Mathematics
contestada

What is the value of x ?

In ∆ABC, m∠A=(3x + 7)°, m∠B = (2x − 8)°, and m∠C=(5 − x)°

A.29
B.40
C.46
D.44

Respuesta :

Аноним Аноним
  • 03-11-2017
so,

1) 3x+7+2x-8+5-x=180
2) 4x+4=180
3) 4x=176
4) x=44

Answer is D
Answer Link

Otras preguntas

Because the majority of the evening cable TV programs available dealt with violence and sex, the parents decided that the programs were for the children to watc
What causes chemical weathering?
find the area of a triangle given that c=40m b=20m a=48°
If (3+y)/y=7, then y= Please help :)
What is '7b-2b+3-1' ? Need working and it's equations!!
what was the first industry to be regulated by the united states goverment?                                               a. oil   b.meat packing  c. steel  D.
Given that 500w = 3 * 700, find the value of w.
find the area of a triangle given that c=40m b=20m a=48°
If (3+y)/y=7, then y= Please help :)
find the area of a triangle given that c=40m b=20m a=48°