akat2k19
akat2k19
24-02-2017
Mathematics
contestada
anyone know how to do trigonometry
Respuesta :
pasha
pasha
24-02-2017
The side opposite the 30 degree angle is half of the hypotenuse.
a^2 + b^2 = c^2 =>
a^2 + (c/2)^2 = c^2
12^2 + c^2/4 = c^2
4*12^2 + c^2 - 4c^2 = 0
576 - 3c^2 = 0
- 3c^2 = - 576
c^2 = 192
c = 8√3
Answer Link
VER TODAS LAS RESPUESTAS ( 98+ )
Otras preguntas
Consider the given circle with indicated diameter. What is the circumference of the circle in terms of pi? (C = id) 7 14 21 28
HELPPPPP CAN ANYBODY TELL ME IF 3.375 IS THE ANSWER
What is the solution of the system of equations? y = 25x + 100; y = -10x + 30 * O A. (2,50) O B. (-2, 10) C. (-2, 50) O D. (2,150)
Find the 15th term of the geometric sequence 7, -21, 63, ...7,−21,63,
What is c? 4(c - 3) = 8
What is the message of this cartoon? Men and women have switched gender roles. Women and men have achieved gender role equality. Women are no longer expected to
If you were beautifying your neighborhood park, what might you be doing to it?
given a correlation of 0.09 how would you describe this correlation (be sure to include positive/negative and strong/moderate/weak)rate weak
How many moles in 2.5 x 10^24 atoms of calcium
5. A certain company stock began at a starting price of $23 per share. After five weeks of trading, the new company stock has changed price every week, x, accor
