Practice problems of the perimeter - page 12 of 48
A perimeter is a closed path that encompasses, surrounds two dimensional shape. The perimeter is the distance around a shape. The perimeter of a circle or an ellipse is called its circumference. The word comes from the Greek perimetros from peri "around" and metron "measure".Number of problems found: 948
- Rectangle from string
String 12m. Make a rectangle when one side is two times longer than its width. - Rectangle - sides 4
The perimeter of the rectangle is 72 cm. Calculate the length of the sides that are in the ratio of 3:5. - Odometer
The odometer is driven by the wheel's rotation, whose diameter is 65 cm. After how many rotations the wheel turns counter to the next kilometer? - Parallelogram
The parallelogram has side lengths in the ratio of 3:4 and a perimeter of 2.8 meters. Determine the lengths of the sides. - Square and circle
Into the square is an inscribed circle with a diameter of 10 cm. What is the difference between circumference square and circle? - RT 10
The area of the right triangle is 84 cm², and one of its catheti is a=10 cm. Calculate the perimeter of the triangle ABC. - Isosceles III
The base of the isosceles triangle is 17 cm area 416 cm². Calculate the perimeter of this triangle. - Base
The base of the building is a circle with a diameter of 24 m. Calculate the circumference of a circular trench witch diameter is 19 cm wider than the diameter of the base. - Estate
Semicircle estate must be a fence. The straight section has a 26 meters long fence. How many meters of the fence should we buy? - Pipeline
How much percent has changed (reduced) the pipe cross-section area if the circular shape changed to square with the same perimeter? - Circle
How big is an area of a circle if its circumference is 51.2 cm? - Parallelogram 82569
In a parallelogram, we know the length of one side. Calculate the length of the other side: o = 15cm; a = 3 cm - Perimeter 81825
Roland rode his bike around the perimeter of the square plot and traveled 5km. What is the length of the side of a square pitch? - Three-fifths 80366
Calculate in cm the perimeter of a triangle with sides a, b, and c. If a is two-thirds of side b, c is three-fifths side b; b=15 cm. - Circumference 72414
Calculate the diagonal and the area of a square if its circumference is 10 centimeters. - Circumference 70984
The length of the rectangle measures 12 cm. Calculate its circumference if the length to width ratio is 4: 3 - Parallelogram 43601
Calculate the area and perimeter of a parallelogram if a = 5.2cm Va = 4cm (it is a parallelogram, not a triangle) - Calculating 32483
Divide a rectangle with 60mm and 84mm sides into three rectangles with the same perimeter draw by calculating. Find the dimensions of the rectangles after division. - Diameter 23831
How often does a bicycle wheel with a diameter of 50 cm turn on a route 10 km long? The result round to an integer. - Circumference 15873
The sides of the triangle are in a ratio of 3:4:6. One side of it measures 21 cm. Calculate its circumference.
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