# Right triangle - 9th grade (14y) - practice problems

#### Number of problems found: 925

- The block

The block has the dimensions of 5 cm, 10 cm, and 15 cm. Calculate the size of the wall diagonals of this block. - Body diagonal

Calculate the length of the body diagonal of a block with dimensions: a = 20 cm, b = 30 cm, c = 15 cm. - Spherical cap

The spherical cap has a base radius of 8 cm and a height of 5 cm. Calculate the radius of a sphere of which this spherical cap is cut. - Wall and body diagonals

Calculate the lengths of the wall and body diagonals of the cuboid with edge dimensions of 0.5 m, 1 m, and 2 m - Height of the room

Given the floor area of a room as 24 feet by 48 feet and space diagonal of a room as 56 feet. Can you find the height of the room? - Cuboidal room

Length of cuboidal room is 2m breadth of cuboidal room is 3m and height is 6m find the length of the longest rod that can be fitted in the room - Distance of lines

Find the distance of lines AE, CG in cuboid ABCDEFGH, if given | AB | = 3cm, | AD | = 2 cm, | AE | = 4cm - Tetrahedron

What is the angle of the sides from the base of a three-sided pyramid where the sides are identical? - Cone

Calculate the volume of the rotating cone with a base radius 26.3 cm and a side 38.4 cm long. - Cone

The rotating cone volume is 9.42 cm^{3}, with a height 10 cm. What angle is between the side of the cone and its base? - Sails

We known heights 220, 165, and 132 of sail. It has a triangular shape. What is the surface of the sail? - 4s pyramid

Regular tetrahedral pyramid has a base edge a=17 and collaterally edge length b=32. What is its height? - Turning machine

What is the smallest diameter of the cylinder so that a square prism with a side of 40 cm can be turned from it? - The rotating

The rotating cone has a height of 0.9 m and the diameter of the base is 7.2 dm. Calculate the surface of the cone. (Hint: use Pythagorean theorem for a side of cone) - Body diagonal

Find the length of the body diagonal of a cuboid with edges lengths of 16 cm, 7 cm, and 4 cm. - The cone - S,V

Calculate the volume and surface area of the cone if its radius r = 6 cm and side s = 10 cm. - Earth's circumference

Calculate the Earth's circumference of the parallel 48 degrees and 10 minutes. - Cube diagonal

Determine the length of the cube diagonal with edge 37 mm. - Cube cut

The cube ABCDA'B'C'D ' has an edge of 12cm. Calculate the area of diagonal cut B DD'B '. - Cube in sphere

The sphere is an inscribed cube with an edge of 8 cm. Find the sphere's radius.

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See also our right triangle calculator. Right triangle practice problems. Examples for 9th grade.