# Diagonal + triangle - practice problems

#### Number of problems found: 392

- 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. - How long

How long is the diagonal of the square with side a = 50mm? - Perimeter and diagonal

The perimeter of the rectangle is 82 m, and the length of its diagonal is 29 m. Find the dimensions of the rectangle. - Annular area

The square with side a = 1 is inscribed and circumscribed by circles. Find the annular area. - 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. - Diamond side

The diagonals of the diamond are 18 cm and 14 cm long. Calculate the length of the diamond side. - Tv screen

The length of its diagonal gives the size of a tv screen. If the dimension of a tv screen is 16 inches by 14 inches, what is the TV screen size? - Median

In the right triangle are sides a=96 dm b=31 dm. Calculate the length of the medians t_{c}to the hypotenuse. - Trapezoid - hard example

Bases of the trapezoid are: 24, 16 cm. Diagonal 22, 26 cm. Calculate its area and perimeter. - Isosceles 5856

How many isosceles triangles form in a square when we mark all diagonals? - A rhombus 2

A rhombus has sides of 170 meters and a diagonal of 300 meters. What is the area of the rhombus? - Area of a rectangle

Calculate a rectangle area with a diagonal of u = 12.5cm and a width of b = 3.5cm. Use the Pythagorean theorem. - Square2

The side of the square is a = 5.6 cm. How long is its diagonal? - Parallelogram 80972

Suppose a parallelogram ABCD, the length of one of its diagonals is equal to that of one of its sides. What are the interior angles of this parallelogram? - Calculate 10691

Calculate the length of the side of a square whose diagonal has a length of 10 m. - Diagonal - simple

Calculate the length of the diagonal of a rectangle with dimensions 5 cm and 12 cm. - Diamond

The rhombus has a side 17 cm and one diagonal 22 cm long. Calculate its area.

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