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If an airplane starts at point R and travels 14 miles directly north to S, then 48 miles directly east to T, what is the straight-line distance (in miles) from T to R?
option
(a) 25
(b) 34
(c) 50
(d) 2500
Read Solution (Total 5)
-
- N
W E
S these are the directions
apply the conditions in this directions
where R is a point in north and S is in south T is in east
form a triangle then find the distance by
hypotenuse=sqrt(oppositeside^2+adjecentside^2)
answer is 50 - 14 years agoHelpfull: Yes(5) No(0)
- sqrt(14^2+48^2)=50
- 14 years agoHelpfull: Yes(1) No(0)
- answer is 50
the airplane travel makes a triangle with opposite side length as 14 miles and adjacent side length as 48 miles. now find the hypotenuse using pythagoras theorem.
hypotenuse = sqrt ( opp. side ^ 2 + adj.side ^ 2)
sqrt(14^2+48^2) = 50 - 14 years agoHelpfull: Yes(0) No(0)
- R
.
.
.
s.........T
RS=14
ST=48
TR=SQRT{(RS)^2+(ST)^2}
TR=SQRT{14^2+48^2}
TR=50 MILES - 12 years agoHelpfull: Yes(0) No(0)
- ans=50 miles
as we know,
__N
W___E
__S
applying condition,
R(N)
|
|
S________T (R-S=14 miles,S-T=48 miles)
joining T-R, it makes right angled triangle
TR= sq.rt(14^2+48^2)
=sq.rt(196+2304)
=sq.rt(2500)
=50 - 11 years agoHelpfull: Yes(0) No(0)
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