Here is the list of mathematics exercises on perimeter and area calculations. Each corrected exercise is accompanied by indications, reminders of the course, methodological advice which allows you to practice independently.
Exercise example :
The perimeter of a circle is given by the formula `P=2*pi*r`, where r is the radius of the circle.
Give an approximate value to 2 decimal places of the perimeter of a circle of radius 7.
Exercise example :
The area of a disk is given by the formula `A=pi*r^2`, where r is the radius of the circle.
Give an approximate value to 2 decimal places of the area of a disk of radius 14.
Exercise example :
The area of a rectangle is given by the formula L*l where L is the length and l is the width. Calculate the area of a rectangle where L=9 and l=6.
11201 perimeters and areas 6th Grade | 7th Grade area_rectangleExercise example :
The area of a square is given by the formula l*l where l is the length of a side. Calculate the area of a square where l=9.
11202 perimeters and areas 6th Grade | 7th Grade area_squareExercise example :
The perimeter of a rectangle is given by the formula `2*(L+l)`, where L is the length and l the width.
Calculate the perimeter of a rectangle of length L=20 and width l=12.
Exercise example :
The perimeter of a square is given by the formula 4*l, where l is the length of a side. Calculate the perimeter of a square of length l=20.
11204 perimeters and areas 6th Grade | 7th Grade perimeter_squareThe perimeters and areas topic is available for : 6th Grade, 7th Grade
List of exercises by class : all levels, 6th Grade, 7th Grade, 8th Grade, 9th Grade, 10th Grade, 11th Grade, 12th Grade.