melodywade500ouv3j3
melodywade500ouv3j3 melodywade500ouv3j3
  • 11-10-2017
  • 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 :

musiclover10045
musiclover10045 musiclover10045
  • 11-10-2017

3 angles in a triangle need to = 180 degrees

 so you have 2x+3x+4x = 180

9x = 180

x = 180/9

x = 20

 Answer is A


Answer Link

Otras preguntas

Which of the following statements is true? (1) HPV causes cancer of the cervix in females. (2) Hepatitis B virus causes cancer of the liver. (3) Many viral dise
Which biological molecule is associated with iron (Fe) ions? A. Histone B. Catalase C. Chlorophyll D. Hemoglobin E. RNA polymerase
What numerical or variable expression represents the number of days in 3 weeks
A function is created to represent the balance on a credit card each month. What restrictions would be made to the range?A)The range would only include integers
Was the Louisiana purchase a good or bad thing?
In fruit flies, red eyes are dominant to green eyes. In a cross between a short-winged, green-eyed fly and a long-winged, red-eyed fly, the results were as foll
Find all zeros of the function and write the polynomial as a product of linear factorsf(x)=x^4+29x^2+100
(has,have) any of the missing packages been located?
In what form is the energy that is absorbed by plants' leaves?
What's 0.003 1/10 of