Examples of area of plane shapes - page 36 of 129
Number of problems found: 2563
- Branches 18533
The right triangle has an area of 225 cm². One of its branches is twice the size of the other. Find the lengths of its hangers. - Rectangular 7801
The length of the sides of the rectangular garden is 4:3. The junction of the centers of adjacent sides is 20 m long. Calculate the area of the garden. - Calculate 7327
Calculate the area of a rectangle measuring 4m and 120dm in cm square. - Calculate rectangle
Calculate the unknown dimension in the rectangle if you know: S = 51.66 square meters, and = 8.2 square meters - Decagon 5145
Find the area of a regular decagon if its side is 10 cm in size. - Determine 3779
Determine the perimeter of the rectangle if its length and width are 2:1 and the area is 98 cm². - SAS triangle
The triangle has two sides, long 7 and 19, and includes angle 47°24'. Calculate the area of this triangle. - Centimeters 3913
Calculate the diagonal of a square whose area equals 625 square centimeters. - Playground 2908
The fencing of the square playground cost € 462, while the 1m fencing cost € 11. What is its playground area? - Diameter 4111
How many balls with a diameter of 3.25 cm with a mixture in a circle with a diameter of 27 cm? - Area 51
The area of the triangle is 54.39, alpha is 32 °, and gamma is 144 °. - Triangle ABP
An isosceles trapezoid ABCD is given. The length of side AB is 10 cm, the length of CD is 7 cm, and the height to side AB is 4 cm. Point P is the base of the altitude to side AD. Calculate the area of the triangle ABP. - RR trapezoid
Given an isosceles trapezoid ABCD with bases |AB| = 36 m, |CD| = 200 dm, and |BC| = 10m. Calculate the area and perimeter of the trapezoid and the length of the diagonal AC - Cooperative 4
The cooperative farms fields with an area of 1350 hectares. They are to sow barley on one fifth, rye on one ninth, and sugar beet on the rest. How many hectares will be sown with cereals? - The perimeter
The perimeter of a rhombus whose diagonal lengths are in the ratio 3:4 is 40 cm. What is its area in cm²? - A rectangular 5
A rectangular picture frame is made of wooden strips ¾ inch wide. The outside edge of the frame is 8 ¼ inches long and 6 ¾ inches wide. Can a rectangular picture 7 inches long and 5 ½ inches wide fit inside the frame? CLEARLY EXPLAIN your answer. - Squares above sides
In a right triangle, the areas of the squares above its sides are 169, 25, and 144. The length of its longer leg is: - Decorative fence
The rectangular garden is 57 m long and 42 m wide. Calculate how much m² it will reduce if it is enclosed with a 60 cm wide decorative fence. - KLMN trapezoid
The KLMN trapezoid has bases KL 40cm and MN 16cm. On the KL base is point P. The segment NP divides the trapezoid into units with the same area. What is the distance of point P from point K? - Square metal sheet
We cut out four squares with a 300 mm side from a square sheet metal plate with a side of 0.7 m. Express the fraction and the percentage of waste from the square metal sheet.
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