01-03-2019
Mathematics

contestada

The angles in a triangle are represented by 28 degrees, 3x, and x+20. What is the value of x?

A.33
B.31
C.34
D.32

Respuesta :

01-03-2019

A) x=33.

180-28(given angle)=152

152 makes up the remaining angles

152=3x+(x+20)

substitute in options

x=33

Ver imagen dill80

Answer Link

Otras preguntas

passes through (4, -1), slope = -3

Lillian bought four hairbrushes as $3.99 each. She had a coupon for $1 off. Her mom paid for half of the remaining cost. Write an evaluate a numerical expressio

find the zero of the function y=(x+1)(x-2)(x-3)

business management

PLEASE HELP! Which ordered pairs are solutions to the inequality y-4x (greater than or equal to) -5? Select each correct answer (-2,1) (-4,2) (1,-1) (4,0) (5,-2

A line with a slope of -3 passes through the points (-5,1) and (-3,u). What is the value of u? u= Help!

The so-called Regulator movement involved:

5/2x+1/2x=10+7/2x PLEASE I NEED HELP ;))))

what major industries emerged in the decades after the civil war?

A) co2 is non polar while h2o is polar why? b) why pcl5 is very reactive? c) h2o is a liquid h2s is a gas. why? It is a 3 mark question so (a) carries 1 mark, (