Examples of area of plane shapes - page 17 of 125
Number of problems found: 2495
- The crane
The construction crane has a 20m long arm. What construction area in ares can it handle from this crane if it rotates around its axis? - Goat's pen
Savannah built a rectangular pen for her goat that was 20 yards long and 15 2/5 yards wide. What is the area of this pen? - The width
The width of a rectangular garden is 4 m less than the length. If the area of a rectangular garden is 96 square meters, what is the garden's dimension? - The dough 2
A baker made 8 pounds of dough. He used 5/9 of the dough to make sandwich rolls. How much of the dough is left over? - Modulus and argument
Find the mod z and argument z if z=i - CZ flag
What percentage of the Czech flag comprises blue, white, and red textiles? - Ratio of sides 2
The ratio of the side lengths of one square to another is 1:2. Find the ratio of the area of the two squares.
- Inscribed circle
The circle inscribed in a triangle has a radius of 3 cm. Express the area of the triangle using a, b, and c. - Square
Calculate the square's perimeter and area with a diagonal length of 30 cm. - Equilateral triangle v2
An equilateral triangle has a perimeter 36 dm. What is its area? - Right triangle ABC
Calculate the perimeter and area of a right triangle ABC. If you know the length of the legs, 4 cm, 5.5 cm, and 6.8 cm are the hypotenuse. - Circular flowerbed
We split the circular flowerbed with a diameter 8 m by concentric circles to circles and annulus with the same area. Find the radius of the circle. - Strip
From 3 cm wide strip should be cut rhombus with area 16 cm². How long will it be on its side? - 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.
- 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. - Right-angled 82471
The lengths a = 7.2 cm and b = 10.4 cm are dropped in the right-angled triangle ABC. Do the math a) lengths of the sections of the hypotenuse b) height on the hypotenuse c - 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?
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