Planimetrics - math word problemsStudy 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: 1973
- Coordinates of square vertices
The ABCD square has the center S [−3, −2] and the vertex A [1, −3]. Find the coordinates of the other vertices of the square.
- Chord - TS v2
The radius of circle k measures 87 cm. Chord GH = 22 cm. What is TS?
- Building base
Excavation for the building base is 350x600x26000. Calculate its volume in m3.
Conduit has a cross section 482 mm. Maybe put it into 6 conductors with a cross section S2 $mm2?
- Interior angles
Calculate the interior angles of a triangle that are in the ratio 2: 3: 4.
- Mysterious area
The trapezoid ABCD is given. Calculate its area if the area of the DBC triangle is 27 cm2.
- An equilateral triangle
The perimeter of an equilateral triangle is 33cm. How long is each side?
- Find the 9
Find the missing angle in the triangle and then name triangle. Angles are: 95, 2x+15, x+3
A tree at a height of 3 meters broke in the windbreak. Its peak fell 4.5 m from the tree. How tall was the tree?
- Circular arc
Calculate the length of the circular arc if the diameter d = 20cm and the angle alpha = 142 °
- Find diagonal
Find the length of the diagonal of a cuboid with length=20m width=25m height=150m
- Rectangle Anton
Difference between length and width of the rectangle is 8. Length is 3-times larger than the width. Calculate the dimensions of the rectangle.
- Square prism
A square prism has a base with a length of 23 centimeters, what is the area in square centimeters of the base of the prism?
Triangle whose sides are midpoints of sides of triangle ABC has a perimeter 45. How long is perimeter of triangle ABC?
- Find the
Find the radius of the circular base of the vessel, whose perimeter is 2.51 m. Write the result to one decimal place in meters. Via the π sign - Ludolph's number
- EQL triangle
Calculate inradius and circumradius of equilateral triangle with side a=77 cm.
- Find the
Find the volume of a quadrangle prism high 2dm whose base is a square with a side 15cm.
- Is right?
Is a triangle with sides 51, 56, and 77 right triangle?
What is the angle of the sides from the base of a three-sided pyramid where the sides are identical?
- Square glass
What is the area of the square window glass with the side 4 dm? Do you know how many cm2 is it?
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