Francesca is looking at an airplane. she measures the angle at which she is looking up and finds it to be 55 degrees. if the airplane is traveling at an altitude of 3 feet, about how far is the airplane from francesca?
a. 21,006 feet
b. 36,623 feet
c. 45,043 feet
d. 53,303 feet

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).

The radius of the circle below intersects the unit circle at (3/5,4/5). what is the approximate value of theta? 0.6 radians 1.0 radians 36.9 degrees 53.1 degrees