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Mimi_x3
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Cindy is some distance NW from a building Don is some distance due North the same building. If Don is twice as far as Cindy from the building and they are 40m apart, calculate their distances to the building to the nearest onetenth of metre.
 2 years ago
 2 years ago
Mimi_x3 Group Title
Cindy is some distance NW from a building Don is some distance due North the same building. If Don is twice as far as Cindy from the building and they are 40m apart, calculate their distances to the building to the nearest onetenth of metre.
 2 years ago
 2 years ago

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Ekscentrix Group TitleBest ResponseYou've already chosen the best response.0
You need to use c^2 = a^2 + b^2 in this one, and include sin and cos. You know one is north, and the other is northwest. dw:1315722352020:dw
 2 years ago

Mimi_x3 Group TitleBest ResponseYou've already chosen the best response.0
Oh the pythagoras theorem ? But then I don't know the other 2 sides whats the point of it then ?
 2 years ago

Ekscentrix Group TitleBest ResponseYou've already chosen the best response.0
a*arcsin(45) = 40m
 2 years ago

Ekscentrix Group TitleBest ResponseYou've already chosen the best response.0
whoops..
 2 years ago

lakshmandornala Group TitleBest ResponseYou've already chosen the best response.1
@ekscentri: I don't think it is a rectangular triangle.
 2 years ago

Mimi_x3 Group TitleBest ResponseYou've already chosen the best response.0
arcsin ? what's that ?
 2 years ago

Ekscentrix Group TitleBest ResponseYou've already chosen the best response.0
a*sin(45)=40m
 2 years ago

Ekscentrix Group TitleBest ResponseYou've already chosen the best response.0
try cindy as 56.6m and Don as 113.1m
 2 years ago

lakshmandornala Group TitleBest ResponseYou've already chosen the best response.1
sorry right angled triangle
 2 years ago

Mimi_x3 Group TitleBest ResponseYou've already chosen the best response.0
Oh I get it tyvm (:
 2 years ago

Ekscentrix Group TitleBest ResponseYou've already chosen the best response.0
Was that the right answer?
 2 years ago

Mimi_x3 Group TitleBest ResponseYou've already chosen the best response.0
Idk, it seems right, I will get the solution to it next week, then I will tell you if its right .
 2 years ago

Ekscentrix Group TitleBest ResponseYou've already chosen the best response.0
lol, okay. I'm assuming that's how it is, but I could be very wrong.....let's look at it for one more minute.
 2 years ago

Ekscentrix Group TitleBest ResponseYou've already chosen the best response.0
dw:1315722861254:dw
 2 years ago

Mimi_x3 Group TitleBest ResponseYou've already chosen the best response.0
Yeah, it seems right that the angle is 45 degrees, so I think that its right, not sure though. Thank you for helping anyways (:
 2 years ago

Ekscentrix Group TitleBest ResponseYou've already chosen the best response.0
no prob. Good luck.
 2 years ago
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