enasiahpegues19 enasiahpegues19
  • 19-04-2018
  • Mathematics
contestada

if you are standing 20 m from the base of a tower and looking at the top at an angle of eveation of 40 degrees how tall is the tower

Respuesta :

calculista
calculista calculista
  • 30-04-2018
we know that

tan 40°=opposite side/adjacent side
opposite side----> the tall of the tower
adjacent side-----> 20 m
so
opposite side=adjacent side* tan 40°-----> 20*tan 40°-----> 16.78 m

the answer is
the tall of the tower is 16.78 m
Answer Link

Otras preguntas

per section 2 of the 25th amendment, what condition must be met prior to the confirmation of a new vice president? a. the supreme court must confirm the nominee
gross pay minus deductions is known as _____?
what is the completely factored form of 25x4 – 16y2? (5x4 4y)(5x – 4y) (5x3 4y)(5x2 – 4y) (5x2 4y)(5x2 – 4y) 25x4 – 16y2
the only solution of the equation x2 bx 16 = 0 is x = 4. what is the value of b? b = –16 b = –8 b = 8 b = 16
what is the sum of the first 5 terms if of a geometric series with a1=20 and r=1/4 the answer has to be an improper fraction
A bookshelf is 28 inches wide there is enough space to fix 2 trophies. One trophy is 5 inches wider than the other. How wide is the wider trophy
Can u please help me with number 9?
A tennis ball connected to a string is spun around in a vertical, circular path at a uniform speed. The ball has a mass m = 0.16 kg and moves at v = 5.33 m/s. T
Which one of the following statements is most accurate for law enforcement? A. Law enforcement agencies are employed by the court system. B. The recruitm
419% of what number is 33.52