Length and breadth of a rectangular garden are 77m and 50m there is a circular lake in the gardens having diameter 14m due to wind a towel from a terrace on a nearby building fell into the garden then find the probability of the event that it fell in the lake S
Answers
Answer:
Hii There!!
Area of rectangular garden=) l×b
=) 77×50
=) 3850m2.
Now area of circular lake=)π×r2
=) 22/7×7×7 (Since, r=14/2=7)
=)154 cm2
Now, P( It will fell in the lake) =)
area of circular lake/ area of rectangular garden
=) 154/3850
=) 1/25 is the answer.
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Step-by-step explanation:
Heya :-
Given :-
- Length = 77m.
- breadth = 50m.
- diameter = 14m
To Find :-
- the probability of the event that it fell in the lake
Area of rectangular garden= l × b
= 77 × 50
= 3850m^2
area of circular lake = π × r^2
= 22/7×7^2
=154 cm^2
area of circular lake/ area of rectangular garden
= 154/3850
= 1/25cm ^2
Hence the the probability of the event that it fell in the lake is 1/25cm^2
=154 cm^2
area of circular lake/ area of rectangular garden
= 154/3850
= 1/25cm ^2
Hence the the probability of the event that it fell in the lake is 1/25cm^2