use a calculator to find the decimal approx. (roud 8decimal places) :
sec28°6'
does it equal 1.13362379
or 87.99624264 ???
1 answer
sec28.1deg= 1/cos28.1deg= 1.13 as you wrote.
sec28°6'
does it equal 1.13362379
or 87.99624264 ???
1 answer