NorikoRauda220 NorikoRauda220
  • 21-05-2014
  • Mathematics
contestada

find tan 30 degrees and tan 45 degrees using the 45-45-90 triangle therom and 30-60-90 triangle theorm

Respuesta :

Аноним Аноним
  • 07-07-2014
[tex]tan30^o=\frac{\frac{a}{2}}{\frac{a\sqrt3}{2}}=\frac{a}{2}\cdot\frac{2}{a\sqrt3}=\frac{1}{\sqrt3}\cdot\frac{\sqrt3}{\sqrt3}=\frac{\sqrt3}{3}\\\\\\tan45^o=\frac{a}{a\sqrt2}=\frac{1}{\sqrt2}\cdot\frac{\sqrt2}{\sqrt2}=\frac{\sqrt2}{2}[/tex]
Ver imagen Аноним
Answer Link

Otras preguntas

Which of the following statements best describes the difference between refugees and asylees seeking entrance to the United States? a. Refugees fear persecution
The arithmetic mean (A) of two numbers (a and b) is given by the formula A=a b2, and their geometric mean (G) is given by G=ab−−√. Their harmonic mean (H) is gi
Name the property used to make the conclusion. If 13=x, then x=13.
What is one major difference between a monologue and a soliloquy? a. Monologues are delivered by an actor alone onstage. b. Monologues are not meant to be heard
Jayden has been asked to wear a protective vest while his dentist takes an X-ray. Why is this?
Why were Japanese missions to Tang China so important?
The Miller family visited Mama's Kitchen and ordered 4 hamburgers and 3 medium fries and paid $13.27. James ordered a medium drink, a hamburger, and 2 medium fr
Both the French and the Dutch brought many of their customs from Europe to America, but a bitter rivalry developed between the two nations. What did they fight
how many 25cm cake tin on 600mm x 500mm tray
x^2 - 11x + 10 = 0 Factor and solve