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

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

what are the solutions to the quadratic equation? x^2=-5x-3

convert 6.75 atm to torr Hg (using dimensional analysis method)

Rational numbers are _____ natural numbers.? 1.)always 2.)sometimes 3.)never

Some of the 13 colonies were established by ____, under a grant of authority from the English crown.

as you have read, axioms are mathematical statements that are assumed to be true and taken without proof. use complete sentences to describe why a proof would n

What is an analogy for active transport and passive transport?

Read the quote. Then select the statement that is true about the quote. “Liberty may be endangered by the abuse of liberty, but also by the abuse of power…The

Where did Lincoln and johnsons plans for reconstruction differed

What structures of an electron microscope are comparable to the following requirements for the light microscope: (a) light waves, (b) lenses, (c) viewer’s eye,

From which layer of the atmosphere do particles of air escape into space? A.. troposphere B.. mesosphere C.. exosphere D.. stratosphere.