Perimeter - examples
- Rectangular trapezoid
The rectangular trapezoid ABCD is: /AB/ = /BC/ = /AC/. The length of the median is 6 cm. Calculate the circumference and area of a trapezoid.
- The rope
A 68 centimetre long rope is used to make a rhombus on the ground. The distance between a pair of opposite side corners is 16 centimetres what is the distance between the other two corners?
Calculate the length of side, circumference and area of a regular pentagon, which is inscribed in a circle with radius r = 6 cm.
- Garden plot
Calculate how many meters of fence need to fence the square garden with length and width of 5 meters.
Rectangular playground is fenced with 40 m long netting. Its width is 7 m. Calculate its length.
- Square diagonal
Calculate length of the square diagonal if the perimeter is 200 cm.
Find the length of each side of rhombus if the perimeter is 17 mm long.
- Mr. Zucchini
Mr. Zucchini had a rectangular garden whose perimeter is 28 meters. Content area of the garden filled just four square beds, whose dimensions in meters are expressed in whole numbers. Determine what size could have a garden. Find all the possibilities and
- Angles and sides of the triangle
Triangle ABC has a circumference of 26 cm. Lengths of the sides are as follows: a = 11.2 cm; b = 6.5 cm. Arrange the interior angles in order of its size. ?
Determine the radius of the circle, if its perimeter and area is the same number.
- Isosceles triangle
Calculate the perimeter of isosceles triangle with arm length 19 cm and base length of 26 cm.
Circle arc corresponding to angle is 193° is 23 dm long. What is the length of the entire circle?
Semicircle estate must be fence. The straight section has 44 meters long fence. How many meters of fence should buy?
Calculate perimeter of the rectangle with sides a=6.3 m and b=2.5 m.
Draw a regular hexagon inscribed in a circle with radius r=6 cm. What is its perimeter?
Calculate the area and perimeter of a parallelogram whose two sides are long a=10 cm b=22 cm and height ha = 4 cm long.
- Rhombus HP
Calculate area of the rhombus with height 98 mm and perimeter 20 mm.
Equilateral triangle with side 25 cm has the same perimeter as an isosceles triangle with arm of 32 cm. Calculate the base x of an isosceles triangle.
What is the radius of the circle whose perimeter is 10 km?
Wheel in traction tower has a diameter 5 m. How many meters will perform an elevator cabin if wheel rotates in the same direction 10 times?