Saturday

October 25, 2014

October 25, 2014

Posted by **Sasha** on Thursday, October 7, 2010 at 2:47am.

- calculus -
**Reiny**, Thursday, October 7, 2010 at 8:06amAccording to you diagram I have

cos Ų = x/10

x = 10cosŲ

dx/dŲ = -10sinŲ

so when Ų=π/3

dx/dŲ = -10sin π/3

= -10 (√3/2)

- calculus -
**daniel**, Wednesday, September 28, 2011 at 1:28amSinŲ = opp/hyp

opp is x

hyp is 10

SinŲ = x/10

10SinŲ = x

Sin (π/3) = 1/2

10 * 1/2 = 5

Answer: 5 ft/rad

**Answer this Question**

**Related Questions**

math - A ladder 10 ft long rests against a vertical wall. let θ be the ...

Calculus Ladder Problem - A ladder 20 ft long rests against a vertical wall. Let...

calculus - A ladder 14 ft long rests against a vertical wall. Let \theta be the ...

college - A ladder 10 feet long rests against a vertical wall. If the bottom of ...

math - A ladder 14 ft long rests against a vertical wall. Let \theta be the ...

Math - A ladder 20 ft long rests against a vertical wall. Let \theta be the ...

Math - A ladder 20 ft long rests against a vertical wall. Let \theta be the ...

Calculus 1 - A ladder 10ft long rests against a vertical wall. If the bottom on ...

Calculus - A ladder 10 ft long rests against a vertical wall. If the bottom on ...

Calculus - a 5m ladder rests against a vertical wall. The top of the ladder ...