Sharon and Lewis are 520 m apart. As Brandon flies overhead in an airplane they measure the angle of elevation is 63. Lewis measured 36. What is the altitude of the airplane?

Ican figure out 20 shares multiply by $117.98 =2359.6920 shares multiply by $124.32=2486.40then take 40 shares multiply by $128.48=5139.20after that i'm lost any be greatly appreciated.

X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /

Will mark name all segments skew to bc