krissychele
krissychele krissychele
  • 07-08-2018
  • Mathematics
contestada

Can someone help me figure out 43-45!please

Can someone help me figure out 4345please class=

Respuesta :

lesliekolleroxrkcf
lesliekolleroxrkcf lesliekolleroxrkcf
  • 07-08-2018
43) ang 1 = ang 2
5x = 9(x-4)
5x = 9x - 36
4x = 36
x = 9. so ang 1 + ang 2 = 90°

44) ang 1 +ang 2 + ang 3 = 180
60 + 7x+1 + 9x+7 = 180
16x = 112
x = 7
so angle 2 is 7*7+1= 50°
angle 3 is 9*7+7= 70°

45) let ang 2=x, then ang 1 is 3x
then 3x+x=96
4x = 96
x=24
angle 2 is 24° and angle 1 is 72°

Answer Link

Otras preguntas

Which colonel received the death disk? Why?
Question 17 of 25 Which of the following is the energy of motion? A. Nuclear energy B. Chemical potential energy C. Kinetic energy D. Gravitational potential en
What is the lightest atom?​
HELP I WILL CROWN BRAINLIEST One question only
“From 1781 to 1789 the articles of confederation provided the United States with an effective government” Support, Modify, or Refute this statement. Plss explai
Help plz, I need to pass this.
Can A character only have one kind of journey in a story, physical or emotional ?
Cuando Pablo y su (s) amigo (s) van de camping montan _____________. Need help like asap
who was sir Edward Edward Burnett Tylor ? into how many types has he classified the society​
What’s the square root of 8 and 75 and 20 and 300 and 15 #not help asap