A person standing on the ground beneath an airplane notices that the jet flying overhead extends from one end to the other an angle of 0.50°. If the length of the jet is 250 feet, what is its altitude to
the nearest thousand feet?

l.ln.lln.k.nkl

step-by-step explanation:

0.50 , 0.75

step-by-step explanation:

answer: the angel abc is 30°,and the abc is a triangle where the angel bac is 90°

so ac is the half of 24=12ft,and from the pythagorean theorem we find ba

ba=√bc^2-ac^2=√576-144=√432=12√3ft

so bac is 12+12√3=12(1+√3)ft