Mathematics
Grade-7
Easy
Question
The area of a circle is 154 square feet. Determine its perimeter.
- 28
- 12
- 39
- 44
Hint:
area of circle =
circle of perimeter = 2r
The correct answer is: 44
Area =
Related Questions to study
Mathematics
Determine the radius of the circle with an area of 28.26 square feet.
Determine the radius of the circle with an area of 28.26 square feet.
MathematicsGrade-7
Mathematics
Determine the area of the circle having 9 meters as its diameter.
Determine the area of the circle having 9 meters as its diameter.
MathematicsGrade-7
Mathematics
The area of a circle having 8 inch radius is ________ square inch. (Take = 3.14)
The area of a circle having 8 inch radius is ________ square inch. (Take = 3.14)
MathematicsGrade-7
Mathematics
Determine the radius of the circle having 50.24 units as circumference.
Determine the radius of the circle having 50.24 units as circumference.
MathematicsGrade-7
Mathematics
Determine the diameter of the circle if the area of the square is 2.56 square feet.
Determine the diameter of the circle if the area of the square is 2.56 square feet.
MathematicsGrade-7
Mathematics
A circular racetrack has a diameter of mile. Calculate the distance traveled by car in one lap around the track.
A circular racetrack has a diameter of mile. Calculate the distance traveled by car in one lap around the track.
MathematicsGrade-7
Mathematics
A school has a circular lawn at the front. Calculate the steps taken by Julie to walk around the lawn.
A school has a circular lawn at the front. Calculate the steps taken by Julie to walk around the lawn.
MathematicsGrade-7
Mathematics
Determine the diameter of a circle having 220 feet as the circumference.
Determine the diameter of a circle having 220 feet as the circumference.
MathematicsGrade-7
Mathematics
Determine the radius of a circular swimming pool having 66 feet distance around it.
Determine the radius of a circular swimming pool having 66 feet distance around it.
MathematicsGrade-7
Mathematics
Find the diameter of the circular park having 143 yards as the circumference.
Find the diameter of the circular park having 143 yards as the circumference.
MathematicsGrade-7
Mathematics
Determine the circumference of the circle having 14 inches as its radius.
Determine the circumference of the circle having 14 inches as its radius.
MathematicsGrade-7
Mathematics
Determine the distance around a circular house having 56 feet as radius.
Determine the distance around a circular house having 56 feet as radius.
MathematicsGrade-7
Mathematics
If the diameter of the circle is given as 10 feet, circumference of the circle is _____________ feet.
If the diameter of the circle is given as 10 feet, circumference of the circle is _____________ feet.
MathematicsGrade-7
Mathematics
Determine the diameter of the circle having 12.56 m as the circumference.
Determine the diameter of the circle having 12.56 m as the circumference.
MathematicsGrade-7
Mathematics
The circle has a circumference of 15.7 units. Determine the perimeter of the Square.
The circle has a circumference of 15.7 units. Determine the perimeter of the Square.
MathematicsGrade-7