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

Sally is training for the 1,000-meter running race at her school. Her goal is to place third or better. How can Sally determine if she is making progress toward
How does the electrostatic force compare with the strong nuclear force in the nucleus of an atom? A. The electrostatic force is only repulsive and acts over
Help please ASAP ??????
HELP ME NOW PLEASE WORTH 20 POINTS!
a company packages their product in two sizes of cylinders each dimension of the largest cylinder is twice the size of the corresponding dimension of the smalle
In Federalist 10, the factions James Madison refers to would most likely be A) slaves. B) states. C) private militias. D) political parties.
Wich expression is equivalent to 5(6x+3y) A11x+3yB.11x+8yC.3x+3yD.30x+15y
In the writing and language test of the sat, questions ask students to do which of the following? A fix punctuation B define term without seeing it in contex
How is current transferred from the moving armature to the rest of the circuit in an alternating current generator
To provide both encryption and integrity protection, wpa2 uses aes encryption with: