Planimetrics - math 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: 2136
Calculate the coordinates of the circle center: x2 -4x + y2 +10y +25 = 0
- Perimeter of square
The square has a circumference 17cm. What is its area?
Draw angle |∠ ABC| = 130° and built its axis. What angle is between axis angle and arm of angle?
- Possible lengths
Find the most possible lengths for the third side of a triangle with sides 20 and 18.
- 10 pieces
How to divide the circle into 10 parts (geometrically)?
- Internal angles IST
Determine internal angles of isosceles trapezium ABCD /a, c are the bases/ and if: alpha:gamma = 1:3
Sum of interiol angles of 9-gon is:
Draw a regular hexagon inscribed in a circle with radius r=8 cm. What is its perimeter?
- Cube - wall
V kocke ABCDEFGH je ?. Aký je povrch kocky?
Calculate the dimensions of rotating cylindrical containers with volume 2 l if the container's height is equal to the base's diameter.
In ▵ ABC, if sin(α)=0.5 and sin(β)=0.6 calculate sin(γ)
Calculate radius of the Circumscribed circle in the rectangle with sides 20 and 19. It can be rectangle inscribed by circle?
Calculate heights of the triangle ABC if sides of the triangle are a=82, b=44, and c=53.
- Completing square
Solve the quadratic equation: m2=4m+20 using completing the square method
Calculate area of the quatrefoil which is inscribed in a square with side 6 cm.
How high is the airplane's pilot to see 0.001 of Earth's surface?
- Trapezium 2
Trapezium has an area of 24 square cms. How many different trapeziums can be formed ?
The diameter of a circular plot is 14 dm. Find the circumference and area.
In the semicircle with center S and the diameter AB is constructed equilateral triangle SBC. What is the magnitude of the angle ∠SAC?
- Trigonometric functions
In the right triangle is: ? Find the value of s and c: ? ?
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