Tuesday

July 22, 2014

July 22, 2014

Posted by **lindsay** on Tuesday, May 21, 2013 at 5:37am.

Find the length of each piece of wire

- math -
**Henry**, Wednesday, May 22, 2013 at 3:16pmcos72 = NP/MN = 4/MN

MN = 4/cos72 = 12.94 m. = Length of wire to point N.

tan72 = MP/NP = MP/4

MP = 4*tan72 = 12.31 m.

sin65 = MP/LM = 12.31/LM

LM = 12.31/sin65 = 13.58 m. = Length of

wire to point L.

**Related Questions**

trigonometry - two pieces of wire stretched from the top, M of a vertical pole ...

Math - A wire is stretched from the top of a 12-foot pole to a stake in the ...

math (algebra) - An auto dealer wants to string a wire from the top of a pole to...

math - Am I missing something here. They way I read this is that the answer is ...

maths - Two vertical poles, 3m and 7m long are on the same straight line with a ...

precal - A pole 12 meters tall is perpendicular to level ground. A taut wire ...

trig - A pole is braced with a wire from the top of a pole to the ground. The ...

math - An electric pole is supported to stand vertically on a level ground by a ...

math - An electric pole is supported to stand vertically on a level ground by a ...

Trig - A guy wire attached to the top of an electric pole makes a 70deg angle ...