Diagonal - practice for 12 year olds
Number of problems found: 59
- Diagonal
Can it be a diagonal diamond twice longer than its side? - Diagonal
Can a rhombus have the same length, diagonal, and side? - Square
Calculate the area of the square with diagonal 64 cm. - Trapezoid
Are diagonals in a rectangular trapezoid perpendicular and bisect the angles? - Circumscription
Calculate the radius of the Circumscribed circle in the rectangle with sides 20 and 19. Can it be a rectangle inscribed by a circle? - Rhombus 29
One of the diagonals of a rhombus is equal to a side of the rhombus. Find the angles of the rhombus. - Square
Calculate the square's perimeter and area with a diagonal length of 30 cm. - Diagonal of square
Calculate the side of a square when its diagonal is 10 cm. - Circles
The area of a circle inscribed in a square is 14. What is the area of a circle circumscribed around a square? - Isosceles 5856
How many isosceles triangles form in a square when we mark all diagonals? - Diagonal 2738
ABCD square has a diagonal length of 8 cm. What is the area of the square? - Centimeters 3913
Calculate the diagonal of a square whose area equals 625 square centimeters. - Rhombus
Find the length of the other diagonal and the area of the rhombus. The perimeter of a rhombus is 40 cm, and one of the diagonals is of length 10 cm. - Rhombus
Calculate the length of the diagonal AC of the rhombus ABCD if its perimeter is 84 dm and the other diagonal BD has length 20 dm. - Flowerbed 2540
The flowerbed has a diamond shape with side a = 35 dm. The longer diagonal is 56 dm long. Calculate the area of the flowerbed. - Circumference 72414
Calculate the diagonal and the area of a square if its circumference is 10 centimeters. - Circumscribed circle to square
Find the length of a circle circumscribing a square side of 10 cm. Compare it to the perimeter of this square. - Diagonal
Calculate the diagonal length of the rectangle ABCD with sides a = 8 cm, b = 7 cm. - Circumference 16933
In the diamond ABCD, the angle BAD is 60°; the length of the diagonal BD is 7 cm. Calculate the circumference of the diamond. - Calculate 5255
The area of the square is equal to 2.56 square meters. Calculate its diagonal.
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