Examples of area of plane shapes - page 26 of 129
Number of problems found: 2563
- Hop-garden
The length of the rectangular hop garden Mr. Smith increased by 25% and its width by 25%. What is the percentage change in the area of the hop garden? - Square
If we increase the side of the square, increase its area of 50%. What is the percentage we increase the side of the square? - Angles
Find the interior angles of a rhombus with area 72 cm² and perimeter 48 cm. - Described
Calculate the perimeter of the circle described by a triangle with sides 82, 495, 438. - Euclid3
Calculate the height and sides of the right triangle if one leg is a = 100 km and the section of hypotenuse adjacent to the second leg cb = 14 km. - Forest nursery
In the Forest nursery plant, one borovice to 2 m². Calculate how many plants are planted in the area of 510 acres. - Garden
Trapezoid garden has parallel sides 19 m and 24 m. Its area is 193.5 square meters. What is the width of the garden? - Ninety-one 80354
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? - Equilateral Δ
What is the area of an equilateral triangle with a circumference of 63 cm? - Sprinkler 45721
The rotary sprinkler has a spray of 18m. How much land can it irrigate from one place? - Calculate 17831
Calculate the area of a square in dm2, which has a side length of 5.8 cm. - Calculate 7580
The isosceles triangle XYZ has a base of z = 10 cm. The angle to the base is the sum of the angles at the base. Calculate the area of the triangle XYZ. - Circumference 6929
Two-thirds of the circumference of the circle is 12π cm long. Calculate the area of the circle. - Calculate 5809
In the ABCD rectangle, the AB side is 16 cm long, and the AC diagonal is 20 cm long. Calculate the perimeter and area of the rectangle. - Squares 5479
Draw two stone squares. They have a total of 34 stones. What edges do the squares have? - Two-fifths 5337
The triangle is divided into three parts. The part at the vertex C occupies a third of the area of the triangle, the part at the vertex B is two-fifths of the area of the triangle, and the remaining part at the vertex A has an area of 4 m². Calculate the - Rectangles 3579
I need to fill a circle with a diameter of 4900 cm with how many rectangles, 125x60 or 100x50 cm. - Calculate 3526
Calculate the height size in the triangle ABC if the side length a = 20cm and the area of the triangle is 50 cm square. - Threaded 2537
Anička threaded 36 beads. Sabina threaded six times fewer beads than Anička. How many beads did Sabina put on? How many beads did both girls put on? - Parallelogram - side
Calculate the length of the side of a parallelogram whose area is 128 dm² and height to that side is 27.7 dm long.
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