Planimetrics - math problems

Study plane measurements, including angles, distances, and areas. In other words - measurement and calculation of shapes in the plane. Perimeter and area of plane shapes.

Number of problems found: 2136

  • Area of square
    big-square Calculate the content area of the square whose perimeter is 24 dm.
  • The equator
    earth Calculate the length of the equator. Calculate a radius of 6378 km. Round to the nearest thousand. - Procedure and calculation
  • Rhombus 29
    rhombus3 One of the diagonals of a rhombus is equal to a side of the rhombus. Find the angles of the rhombus.
  • Triangle
    triangle_inequality Determine if it is possible to construct a triangle with sides 28 31 34 by calculation.
  • Diameter to area
    circle_eq Find the area of a circle whose diameter is 26cm.
  • Fence
    fence How many meters of fencing it is required to purchase if our garden is rectangular measuring 20 m and 180 dm.
  • Acreage
    pozemek Plot has a diamond shape, its side is 25.6 m long and the distance of the opposite sides is 22.2 meters. Calculate its acreage.
  • Meridian
    Globe What is the distance (length) the Earth's meridian 23° when the radius of the Earth is 6370 km?
  • Paper cut
    squares2 How many 9 cm2 figures can we cut from 36 dm2 paper?
  • One side
    angle_incline One side is 36 long with a 15° incline. What is the height at the end of that side?
  • Center
    triangle_axis Calculate the coordinates of the center of gravity T [x, y] of triangle ABC; A[11,4] B[13,-7] C[-17,-18].
  • Distance problem 2
    geodetka A=(x,2x) B=(2x,1) Distance AB=√2, find value of x
  • Hyperbola equation
    hyperbola Find the hyperbola equation with the center of S [0; 0], passing through the points: A [5; 3] B [8; -10]
  • Trio 2
    decide Decide whether a trio of numbers is the side of a right triangle: 26,24,10.
  • Plot
    plot The land is in the shape of a square with a dimension of 22 meters. How much will we pay for the fence around the entire plot?
  • 4-gon
    trapezoid It is true that a 4-gon whose two sides are parallel and the other two has equal length, is a parallelogram?
  • Perimeter to area
    circles Calculate the area of a circle with a perimeter of 15 meters.
  • Area of rectangle
    rectangle Calculate the rectangle area in square meters whose sides have dimensions a = 80dm and b = 160dm.
  • A rectangle 4
    rectangle A rectangle has area 300 and perimeter 80. what is the ratio of the length and width?
  • Find parameters
    circle_axes Find parameters of the circle in the plane - coordinates of center and radius: ?

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