Problems of the right triangle

Number of problems found: 1300

  • 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.
  • Cone 15
    The radius of the base of a right circular cone is 14 inches and it's height 18 inches. What is the slant height?
  • Sun rays
    If the sun's rays are at an angle 60° then famous Great Pyramid of Egypt (which is now high 137.3 meters) has 79.3 m long shadow. Calculate current height of neighboring chefren pyramid whose shadow is measured at the same time 78.8 m and the current heig
  • Cone
    Calculate the volume of the rotating cone with a base radius 26.3 cm and a side 38.4 cm long.
  • Sphere cuts
    At what distance from the center intersects sphere with radius R = 56 plane, if the cut area and area of the main sphere circle is in ratio 1/2.
  • The conical
    The conical candle has a base diameter of 20 cm and a side of 30 cm. How much dm ^ 3 of wax was needed to make it?
  • Tetrahedron
    Calculate height and volume of a regular tetrahedron whose edge has a length 6 cm.
  • Box
    Calculate the angle between box base 9 x 14 and body diagonal length 18.
  • Task
    I have homework. The cube has an edge 7 cm long and I must find wall and body diagonal.
  • Body diagonal
    Calculate the length of the body diagonal of the 6cm cube.
  • Above Earth
    To what height must a boy be raised above the earth to see one-fifth of its surface.
  • Horizon
    The top of a lighthouse is 19 m above the sea. How far away is an object which is just "on the horizon"? [Assume the Earth is a sphere of radius 6378.1 km.]
  • Tetrahedron
    What is the angle of the sides from the base of a three-sided pyramid where the sides are identical?
  • Cube diagonal
    Determine the length of the cube diagonal with edge 37 mm.
  • Height of pyramid
    The pyramid ABCDV has edge lengths: AB = 4, AV = 7. What is its height?
  • Felix
    Calculate how much land saw Felix Baumgartner after jump from 32 km above ground. The radius of the Earth is R = 6378 km.
  • Cone
    Circular cone of height 15 cm and volume 5699 cm3 is at one-third of the height (measured from the bottom) cut by a plane parallel to the base. Calculate the radius and circumference of the circular cut.
  • Pilot
    How high is the airplane's pilot to see 0.001 of Earth's surface?
  • 4s pyramid
    Regular tetrahedral pyramid has a base edge a=17 and collaterally edge length b=32. What is its height?
  • Cube - wall
    V kocke ABCDEFGH je |CF|=4 √ 2. Aký je povrch kocky?

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