jetblackcap jetblackcap
  • 03-05-2019
  • Mathematics
contestada

Please help :) !!!!!

Please help class=

Respuesta :

Аноним Аноним
  • 03-05-2019

Answer:

x = 7.

Step-by-step explanation:

Because the angle is bisected we have the equation:

21 / 14 = (3x - 12) / 6  (By the Bisector of an Angle in a Triangle theorem).

14(3x - 12) =  6*21

42x - 168 = 126

42x = 294

x =  294/42

x =  7 answer.

Answer Link

Otras preguntas

Why do leaves change colors in the fall?
the cure for polio is a(n) ________science. basic applied
I have to solve x^2-6x+8=0 by factoring, quadratic equation, and completing the square. I did this and got different answers for all of them. Please help me und
Compounds are neutral substances. true false
What's the recommend amount of UV protection that sunglasses should provide?
In a household electric circuit the following devices are operated - a) 3 bulbs rated 40W for 5 hrs b) A heater rated 1500W for 3hrs c) A fridge rated 400W What
What is the best definition of an archetype? a view of the world that reflects the writer’s cultural beliefs a fairy or sprite with magical powers that helps
which president was shot on july 2nd
The treaty of versailles officially ended russia's participation in world war i true or false
Help me ASAP I'll do the same