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: 2080

  • Rectangular trapezoid
    trapezoids How many inner right angles have a rectangular trapezoid?
  • 3-bracket 2
    1triangle May be the smallest angle in the triangle greater than 70°?
  • Semicircle
    semicircles_rect Calculate the length of a semicircle with a radius of 6cm.
  • Goniometric form
    complex_fnc Determine the goniometric form of a complex number ?.
  • Euclid2
    euclid In right triangle ABC with right angle at C is given side a=29 and height v=17. Calculate the perimeter of the triangle.
  • Q-Exam
    unitCircle If tg α = 9.6, Calculating sin α, cos α, cotg α .
  • Vector 7
    vectors_sum0_1 Given vector OA(12,16) and vector OB(4,1). Find vector AB and vector |A|.
  • Calculate
    square Calculate the square area if its perimeter is 14dm.
  • Adding shapes
    rectangle_13 5 triangles + 1 square = how many sides in all
  • Calculate
    circle_packing_1 Calculate the area of a circle whose radius is 5 dm.
  • Square2
    square_2 Side of the square is a = 6.2 cm, how long is its diagonal?
  • Annular area
    medzikrucie2 The square with side a = 1 is inscribed and circumscribed by circles. Find the annular area.
  • Rectangle
    rectangle_1 Calculate perimeter of the rectangle with sides a=2.4 m and b=1.9 m.
  • The square
    ctverec_mo Calculate the area and perimeter of a square with side a = 15 dm S =, O =
  • 3-bracket
    triangle2 May be the largest angle in the triangle less than 20°?
  • Circle
    talesova On the circle k with diameter |MN| = 61 J lies point J. Line |MJ|=22. Calculate the length of a segment JN.
  • Distance
    origin_math What is the distance between the origin and the point (18; 22)?
  • Clock
    clock How long is trajectory of second hand of hours for day, if is 15 mm long?
  • Tree trunk
    kmen Calculate the average tree trunk with a circumference of 149 cm.
  • Probability
    fractions_1 How probable is a randomly selected three-digit number divisible by five or seven?

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