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A lawn sprinkler waters Kara's yard in a circular motion. The
lawn sprinkler can water grass within a 7 foot radius. What is
the area of the yard that is watered by the sprinkler?

A. 43.98 ft
B. 87.96 ft
C. 153.94 ft
D. 615.75 ft

NEED HELP ASAP PLEASE, check the picture

A Lawn Sprinkler Waters Karas Yard In A Circular Motion The Lawn Sprinkler Can Water Grass Within A 7 Foot Radius What Is The Area Of The Yard That Is Watered B class=

Sagot :

Kjashanpreet2004idn

Answer:

option A

is the correct answer

Step-by-step explanation:

Wet grass forms a circular region of radius r=7 m.

∴ Length of the outer edge of wet grass(Perimeter) =2πr=2×

7

22

×7 m=44 m.

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