Asked by SABRINA
A child of height 1.2 metres stands 3 metres from the foot of a lamp post of height 2.8 metres, at the top of which there is a small source which can be considered as a point. What is the length of the shadow cast by the child upon the ground?
Answers
Answered by
Damon
Now Sabrina,
We did the previous problem for you. It is very similar to this problem. Please try it. It is really just trig.
We did the previous problem for you. It is very similar to this problem. Please try it. It is really just trig.
Answered by
SABRINA
is it
D/5.8= 1.2/2.8
D= (5.8x1.2)/2.8
D= 2.48m
??
D/5.8= 1.2/2.8
D= (5.8x1.2)/2.8
D= 2.48m
??
Answered by
SABRINA
can someone help? i am really struggling
Answered by
SABRINA
could i have a clue or a starting point please?
Answered by
Elena
2.8/(3+x) = 1.2/x,
2.8• x =1.2•3+1.2•x,
x=3.6/1.6=2.25 m
2.8• x =1.2•3+1.2•x,
x=3.6/1.6=2.25 m
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