atwhitlock5113 atwhitlock5113
  • 13-12-2017
  • Mathematics
contestada

The second angle of a triangle is twice the first angle. the third angle is 20 degrees more than the first angle. find the first angle

Respuesta :

TheMasterSSA
TheMasterSSA TheMasterSSA
  • 13-12-2017
The first angle would be 40 degrees.
Answer Link
Kaikerscupcake
Kaikerscupcake Kaikerscupcake
  • 13-12-2017
All angles in a triangle add up to 180 degrees. (keep that in mind)

(this took me forever, btw)

The first angle would be 32.

32*2= 64

64+20= 84

32+64+84= 180

The key is to find the range in which the number could be derived from.

I hope this helped!
Answer Link

Otras preguntas

For the graph shown, select the statement that best represents the given system of equations.        3y – x = 12 x – 3y = 6    A. coincident   B. cons
When did the first presidential debate aired on television?
Riley rubs two rocks together. She notices that some of the surface of one of the rocks was worn away to form small particles. What has happened to that rock?
What is the only rule in the Thoreau brothers' class? respect the teacher there are no rules do your homework learn from books, not nature
at joe's cafe 1 cup of coffee and 3 donuts is $4.10 and 2 cups of coffee and 2 donuts is $4.60, how much is 1 count? 1 cup of coffee?
For an ideal machine, the work in is equal to a fraction of the work out? True or false?
Through: (2,-3). Slope = -5/2
What is 5/6 closest to 0 or 1/2 or 1
Jenny made 5 loaves of banana bread that had 1/4 cup of oil in each loaf. after she was done baking, she had 5/8 cup of oil remaining. how much oil did she have
Megan roused 366,458 to 370,000.To which place did megan round the number?