bam12 bam12
  • 15-07-2016
  • Mathematics
contestada

Can someone please answer. There is one question. There's a picture. Thank you!

Can someone please answer There is one question Theres a picture Thank you class=

Respuesta :

olemakpadu
olemakpadu olemakpadu
  • 17-07-2016
By Cosine Rule:

CosT = (s² + r² - t²) /(2sr)

CosT = (10² + 11² - 7²) /(2*11*10)

CosT = 172 /220 ≈ 0.7818

T = Cos⁻¹(0.7818)

T ≈ 38.57°

T ≈ 38.6°
Answer Link

Otras preguntas

why did my dog bite my nose off after i told my family that i could smell again?? (it really hurts)
To include a text box, SmartArt graphic, or a shape in a document, the user would need to navigate to the _____ tab. A. home b. insert C. page layout d. file
please help on this one? :)
Radioactive isotopes are use to determinate the [blank) age of rocks
True or False. It is better to buy a washer with a higher efficiency rating than a lower efficiency rating.
What major should I take in college to became a Cardiologist?? How many years it takes to became Cardiologist?
In wuthering heights.., Heathcliff begs Catherine to A. stay alive. B. leave Edgar. C. haunt him in death. D. remember him Regarding Heathcliff, Ne
Average Amercian can participate in the political process much more easily than in the past due to: A. The Internet B. The Electoral College C. Limits on campa
what is the answer to 4×...=120
Identify the mount in this sentence give him the book immediately