olivia4428 olivia4428
  • 03-03-2019
  • Mathematics
contestada

can someone please help me with this?? i don’t know how to do it

can someone please help me with this i dont know how to do it class=

Respuesta :

wolf1728
wolf1728 wolf1728
  • 03-03-2019

Answer:

It states that Angle A = 3x   B = 3x + 10 and C = 4x -30

We know that A + B + C = 180

Therefore 3x + 3x + 10 + 4x -30 = 180

10x -20 = 180

10x = 200

Therefore, x = 20

Angle C is 4x -30  

= 4 * 20 -30

Angle C = 50

Answer is D

Step-by-step explanation:

Answer Link
ineedhelpetc
ineedhelpetc ineedhelpetc
  • 03-03-2019
Answer is D thanks !!!
Answer Link

Otras preguntas

PLEASE HELP ASAP!!!!!!!!
Please need help thank
Find the missing length of the triangle. a=in
please answer both of these questions
What is dehydration?
In order for Josh to graph the solution to the inequality 4x - 2y > 6, which of the following steps does he need to use? Select all that apply. Shade above
Oh I'm SORRY snowflake. Did I OFFEND YOU? Do you want a bandaid? Do you want apple juice? Do you want a hug? Fine. I'll give you a hug. Right now. Come here, s
Nest : Bird a. Cave : bear b. flower : petal c. window : house d. dog : basket
Julio ​says, "If you subtract 12 from my number and multiply the difference by -5​, the result is -40​." What is ​Juloi's ​number?
Consumers rely on cellular respiration to provide their cells with