SOLUTION: I want to calculate the hour line for a horizontal sundial:
tan x = (sin 40)(tan 15)
Thank you,
Ken Clark
Algebra.Com
Question 204355: I want to calculate the hour line for a horizontal sundial:
tan x = (sin 40)(tan 15)
Thank you,
Ken Clark
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
I want to calculate the hour line for a horizontal sundial:
tan x = (sin 40)(tan 15)
-----------------------
tan(x) = ~ 0.642788*0.267949
tan(x) = ~ 0.172234
x =~ 9.7724 degrees ??
I don't see any connection to a sundial.
RELATED QUESTIONS
Establish the Identity:
1) tan^2(x)sin^2(x)=tan^2(x)-sin^2(x)
thank you so much for the (answered by lwsshak3)
Find the exact values of sin 2θ, cos 2θ, and tan 2θ for the given value of θ.
cos θ (answered by josmiceli)
How to work this problem: tan 40 degrees - sin 40 degrees/cos 40 degrees.
I think the... (answered by sudhanshu_kmr)
Hello,
If {{{ cos a }}} = {{{ tan b }}} and {{{ cos b = tan a }}}, where a and b are... (answered by stanbon)
Use the CAST rule to state the sign of each value. Check using calculator.
(a) tan 15... (answered by MathLover1)
If α and β are acute angles such that cos α = 4/5 and tan β = 15/8, find the... (answered by MathLover1)
thank you mr/mrs for helping me in advance.
this website probably fell from heaven. i... (answered by stanbon)
Use the given conditions to find the exact value of the expression.
sin α = − 5/13,... (answered by MathLover1)
I am given the expression:
{{{ sec(x)*((sin(x))/(tan(x))) }}}
Which of the following... (answered by math-vortex)