From a certain point, which is 20 m from the foot of a 10m high tower, we see the highest point of it at a certain angle.How far should we travel to the tower to see it with an angle that is twice the previous one?Only use the formulas that are provided un tramdecir que en un detal100 m se realiza un ascenso de 8 m de altura.a. ¿Qué ángulo forma la carretera con la horizontab. ¿Cuántos metros hay que recorrer para ascende125 m?29 Desde un cierto punto, que dista 20 m del pie deuna torre de 10 m de altura, vemos el punto másalto de ella bajo un cierto ángulo.18Tα-X.12a-20 m-¿Qué distancia debemos recorrer hacia la torrepara verlo con un ángulo que sea el doble deanterior?30 Desde un punto del suelopino bajo un ángulhacia ot10 mSOUnde a=12 cm, b=15 cm ylos y calcula sus áudio sobre con:s dimensionesvértices ABCJa figura. Calcainada.a favorecer esla de promde energía, aco de fotosío con fornediante unmisma área para seique corrTeorema delbsen Basen A=seno-CeuandoсsencTeorema del cosenoa² = b ² + c²2 bc cosABBb² = a ² + c² - 2 ac cosc²= 2² + b² - 2 ab cos ĉÁrea.a.c. sen

This is height & distance problem. We use the trigonometric identity relation of tan(x).

29 Desde un cierto punto, que dista 20 m del pie de una torre de 10 m de altura, vemos el punto más alto de ella bajo un cierto ángulo. tr bube OAS e ob α 30 Desde un -X->> 2α ¿Qué distancia debemos recorrer hacia la torre para verlo con un ángulo que sea el doble de anterior? 10 m -20 m-

29 Desde un cierto punto, que dista 20 m del pie de una torre de 10 m de altura, vemos el punto más alto de ella bajo un cierto ángulo. tr bube OAS e ob α 30 Desde un -X->> 2α ¿Qué distancia debemos recorrer hacia la torre para verlo con un ángulo que sea el doble de anterior? 10 m -20 m-

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Question

From a certain point, which is 20 m from the foot of a 10m high tower, we see the highest point of it at a certain angle. How far should we travel to the tower to see it with an angle that is twice the previous one? Only use the formulas that are provided

un tram
decir que en un de
tal
100 m se realiza un ascenso de 8 m de altura.
a. ¿Qué ángulo forma la carretera con la horizonta
b. ¿Cuántos metros hay que recorrer para ascende
125 m?
29 Desde un cierto punto, que dista 20 m del pie de
una torre de 10 m de altura, vemos el punto más
alto de ella bajo un cierto ángulo.
18T
α
-X.
12a
-20 m-
¿Qué distancia debemos recorrer hacia la torre
para verlo con un ángulo que sea el doble de
anterior?
30 Desde un punto del suelo
pino bajo un ángul
hacia ot
10 m
SO
Un
de

a=12 cm, b=15 cm y
los y calcula sus á
udio sobre con:
s dimensiones
vértices ABC
Ja figura. Calc
ainada.
a favorecer e
sla de prom
de energía, a
co de fotosí
o con forn
ediante un
misma áre
a para sei
que corr
Teorema del
b
sen B
a
sen A
=
seno
-
Ceuando
с
senc
Teorema del coseno
a² = b ² + c²
2 bc cosA
B
B
b² = a ² + c² - 2 ac cos
c²= 2² + b² - 2 ab cos ĉ
Área
.a.c. sen

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