razor99
A man watches a bird fly which is at a vertical height of 800km from the ground.If The angle of elevation is 60 Degree,find the actual distance between the man and the bird
Delete
Share
This Question is Closed
razor99
Best Response
You've already chosen the best response.
1
|dw:1372390116319:dw|
swissgirl
Best Response
You've already chosen the best response.
1
|dw:1372390648071:dw|
razor99
Best Response
You've already chosen the best response.
1
k?
swissgirl
Best Response
You've already chosen the best response.
1
so we need to find out what x equals
swissgirl
Best Response
You've already chosen the best response.
1
Now are you aware of SOHCAHTOA?
razor99
Best Response
You've already chosen the best response.
1
yea
razor99
Best Response
You've already chosen the best response.
1
i know SOHCAHTOA :P
swissgirl
Best Response
You've already chosen the best response.
1
Okkk so which one would you use if you need to find out what x is?
razor99
Best Response
You've already chosen the best response.
1
lol idk hahahhaa
razor99
Best Response
You've already chosen the best response.
1
Hypontneus right
swissgirl
Best Response
You've already chosen the best response.
1
|dw:1372390973829:dw|
swissgirl
Best Response
You've already chosen the best response.
1
Ok so whats opposite our angle 60 degrees?
razor99
Best Response
You've already chosen the best response.
1
hypotnuse
swissgirl
Best Response
You've already chosen the best response.
1
Nope I labeled the hypotnuse
swissgirl
Best Response
You've already chosen the best response.
1
if you see 800 is directly across the 60 degree angle
razor99
Best Response
You've already chosen the best response.
1
yea :D
razor99
Best Response
You've already chosen the best response.
1
so in here we should find the distance right
swissgirl
Best Response
You've already chosen the best response.
1
Ok here is the answer tan(60)=800/x
swissgirl
Best Response
You've already chosen the best response.
1
so x=800/tan(60)
razor99
Best Response
You've already chosen the best response.
1
13.3
razor99
Best Response
You've already chosen the best response.
1
is it correct
swissgirl
Best Response
You've already chosen the best response.
1
Nope
swissgirl
Best Response
You've already chosen the best response.
1
x=461.88
razor99
Best Response
You've already chosen the best response.
1
oh we should dvid by including tan right
swissgirl
Best Response
You've already chosen the best response.
1
ya so its \(x=\large \frac{800}{\tan(60)}\)
razor99
Best Response
You've already chosen the best response.
1
oh okay so thats the final answer right
swissgirl
Best Response
You've already chosen the best response.
1
yup:)
razor99
Best Response
You've already chosen the best response.
1
thank u swiisy
swissgirl
Best Response
You've already chosen the best response.
1
np :)