Malena11
Malena11 Malena11
  • 04-03-2017
  • Mathematics
contestada

Can someone please help me on this one?

Can someone please help me on this one class=

Respuesta :

sdmatera
sdmatera sdmatera
  • 04-03-2017
Add the three angles and set them to 180
4x-13+15+x+18=180
5x+20=180
5x=160
x=32

Then plug in to get A and C
A=4*32-13 
A=115

C=32+18
C=50
Answer Link

Otras preguntas

Which answer is equal to (√2)^5? A. 2 ^2/5 B. 2^10 C. 2 ^1/10 D. 2 ^2/5
Which of the following polynomials corresponds to the subtraction of the multivariate polynomials 19x 3 + 44x 2 y + 17 and y 3 - 11xy 2 + 2x 2 y - 13x 3?
(24)(36)/48 reduce before multiplying or dividing
When a certain valve is open, 281 gallons go through it in one hour. The number of gallons that would go through in 91 hours is gallons.
The Ottoman Empire was populated by the: Shiites,Sunnis, Sufis .
if you guys can solve this ill appreciate it so much worth 20 points
Why do you multiply before you add or subtract?
Moles of CaCl2 are in 1.25×10,23 atoms
If you decide to buy a purebred puppy, you would have many different dog breeds to choose from. The wide variety of dog breeds is the result of hundreds of yea
which movement pushed the idea that an individual could go beyond themselves and listen to their ownconscience, not religion, to learn about the truth of the un