Examples of area of plane shapes - page 16 of 135
Number of problems found: 2697
- Footpath area
A footpath 50 cm wide circles the circular flowerbed, with a diameter of 3.6 m. Calculate the footpath area. - Circumference parallelogram
Calculate the circumference and area of the parallelogram ABCD if side a = 72 cm, height v = 4.3 cm, and second side b = 6 cm. - Trapezoid arm
Calculate the arm length b of the trapezoid ABCD if a = 12 cm, c = 4 cm, the length of AC is same as the length of BC and the area S of the triangle ABC is 9 cm square. - Beads count
Annie threaded 36 beads. Sabina threaded six times fewer beads than Annie. How many beads did Sabina put on? How many beads did both girls put on? - Rhombus 4
The circumference of the rhombus is 44 cm, and its height is 89 mm long. Calculate its area. - Diameter
The diameter of a circular plot is 14 dm. Find the circumference and area. - Garden
The garden has a rectangular shape, a circumference of 130 m, and an area of 800.25 m². Calculate the dimensions of the garden. - Rhombus
PQRS is a rhombus. Given that PQ=2 cm & height of the rhombus is given 1.3 cm. Calculate its area. - Rectangle
The rectangle area is 182 dm², and its base is 14 dm. How long is the other side? Calculate its perimeter. - Playground
Fencing square playground cost € 716; 1-meter cost € 13. What is the area of the playground? - Triangle
The triangle has known all three sides: a=4.6 m, b=7.4 m, c= 3.8 m. Calculate the area of this triangle. - Strip
From 3 cm wide strip should be cut rhombus with area 16 cm². How long will it be on its side? - Equilateral triangle
Calculate the side length of an equilateral triangle whose area is 886 mm². - Area of trapezoid
The parallel sides of a trapezoid are 9 dm and 7 dm. Its height is 3 cm. Calculate the area of the trapezoid. - Balls in circle
How many balls with a diameter of 3.25 cm with a mixture in a circle with a diameter of 27 cm? - Dimensions and area
Determine the actual dimensions of the kitchen and its area if its dimensions on the plan with a scale of 1:200 are 3.5 cm and 4 cm. - Square perimeter area
Find out if a square with a perimeter of 12 CM has an area greater than 12 cm² - Forest square map
A forest with a square plan has an area of 4 square km. What side will the square have on a 1:50,000 scale map? - Rectangle perimeter ratio
The sides of the rectangle are relatively 5:4, and the perimeter of the rectangle is 308 dm. Find the area of the rectangle. - Book shelf arrangement
Ninety-one books are arranged on seven shelves so that there are 4 more books on each subsequent shelf than on the previous one. How many books are on the 7th shelf?
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