Yanttaaa Yanttaaa
  • 12-05-2015
  • Mathematics
contestada

The angles of a triangle are 2x, 3x, and 4x degrees. Find the value of x.

A)
20
B)
30
C)
40
D)
50

Respuesta :

Аноним Аноним
  • 12-05-2015
The sum of the angles equals 180
So 2x+3x+4x=180
     9x=180
     x=20
Answer Link
Panoyin
Panoyin Panoyin
  • 13-05-2015
(2x)° + (3x)² + (4x)° = 180°
      (2x + 3x + 4x)° = 180°
                      (9x)° = 180°
                         9         9
                           x = 20°

The answer is A.
Answer Link

Otras preguntas

What does a cell wall look like
Is 48/100 closest to 0,1/2, or 1 explain
in a bag containing 157 MM candies, there are 56 brown, 42 orange, 23 yellow, and 20 red candies. the rest of the m&m's in the bag are green. what percent a
What value of j makes the statement true? j – 13.7 = –6.5
What does the alt code 158 "₧" mean?
Jacob is 5 5/6 feet tall. Linda is 5 1/4 feet tall. How much taller is Jacob?
What rock carries the remains, impression, or any evidence of a plant or animal preserved in a rock?
Jacob is 5 5/6 feet tall. Linda is 5 1/4 feet tall. How much taller is Jacob?
What is the exposition of Diary of a Wimpy Kid th Third Wheel
on Tuesday elena completed 20 item of her math homework in 36 minute. at that same rate how long will it take her to complete 35 item for Wednesday math homewo