A kite is flying at a height of 100m from the ground. It's string is attached to the ground so that it makes an angle of 45° with ground surface. Find the length of the string.
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Answer:
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Step-by-step explanation:
et C be the position of kite above the ground such that it subtends an angle of 60
o
at point A on the ground.
Suppose the length of the string, AC be l m.
Given, BC=45 m and ∠BAC=60
o
.
In ΔABC:
sin60
o
=
AC
BC
Therefore,
2
3
=
l
45
l=
3
45×2
=
3
90
=30
3
So, the length of the string is 30
3
.answer is 303
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