# Planimetrics - math word 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: 1949

- Radius

Find the radius of the circle with area S = 200 cm². - 6-gon

Perimeter of regular hexagon is 113. Calculate its circumradius (radius of circumscribed circle). - Triangle

For how many integer values of x can 16, 15 and x be the lengths of the sides of triangle? - Clock face

clock face is given. Numbers 10 and 5, and 3 and 8 are connected by straight lines. Calculate the size of their angles. - Isosceles trapezoid v3

In an isosceles trapezoid ABCD is the size of the angle β = 81° Determine size of angles α, γ and δ. - Park

In the park is marked diamond shaped line connecting locations A, D, S, C, B, A. Calculate its length if |AB| = 108 m, |AC| = 172.8 m. - Tetrahedron

Calculate height and volume of a regular tetrahedron whose edge has a length 4 cm. - Radians

Convert 270° to radians. Write result as multiple of number π. - Right triangle

Right triangle ABC with side a = 19 and the area S = 95. Calculate the length of the remaining sides. - Distance between 2 points

Find the distance between the points (7, -9), (-1, -9) - Equilateral triangle

Calculate the area of an equilateral triangle with circumference 72cm. - Equilateral triangle

The equilateral triangle has a 23 cm long side. Calculate its content area. - Areaf of ST

It is given square DBLK with side |BL|=13. Calculate area of triangle DKU if vertex U lie on line LB. - Triangle ABC

Right triangle ABC with right angle at the C, |BC|=18, |AB|=33. Calculate the height of the triangle h_{AB}to the side AB. - Ten persons

Ten persons, each person makes a hand to each person. How many hands were given? - Table

Find the circumference of the table, where the long side is 1.28 meters and the short side is 86 cm. - Radius

Determine the radius of the circle, if its perimeter and area is the same number. - Roller

Cylinder shell has the same content as one of its bases. Cylinder height is 15 dm. What is the radius of the base of the cylinder? - Triangle

Calculate the sides of the triangle if its area S = 630 and the second cathethus is shorter by 17. - Diagonals in diamond

In the rhombus is given a = 160 cm, alpha = 60 degrees. Calculate the length of the diagonals.

Do you have an interesting mathematical word problem that you can't solve it? Submit a math problem, and we can try to solve it.

See also more information on Wikipedia.