Expression of a variable from the formula - math word problems - page 132 of 133
Number of problems found: 2651
- Rectangular cuboid
The rectangular cuboid has a surface area 5447 cm², and its dimensions are in the ratio 2:4:1. Find the volume of this rectangular cuboid. - Cone
The circular cone of height 15 cm and volume 5699 cm³ is at one-third of the height (measured from the bottom) cut by a plane parallel to the base. Calculate the radius and circumference of the circular cut. - Cube in a sphere
The cube is inscribed in a sphere with a volume 7253 cm³. Determine the length of the edges of a cube. - Right Δ
A right triangle has the length of one leg 72 cm and the hypotenuse 90 cm size. Calculate the height of the triangle.
- Radius
Determine the circle's radius if its perimeter and area are the same numbers. - Cone A2V
The cone's surface in the plane is a circular arc with a central angle of 126° and area 415 cm². Calculate the volume of a cone. - Right isosceles
Calculate the area of the isosceles right triangle whose perimeter is 26 cm. - Square diagonal
Calculate the length of the diagonal of the square with side a = 11 cm. - Pipe
How long is the pipe with an outside diameter of 1.27 m if his coloring consumed 49 kg of color? 1 kg of color coverage is 6 m².
- Average
The arithmetic mean of the two numbers is 67.5. One number is -31. Calculate the second number. - Arc and segment
Calculate the length of circular arc l, area of the circular arc S1 and area of circular segment S2. The circle's radius is 11, and the corresponding angle is (2)/(12) π. - Chord
In a circle with a radius r=60 cm is the chord, 4× longer than its distance from the center. What is the length of the chord? - Angles
The triangle is one outer angle 158°54' and one internal angle 148°. Calculate the other interior angles of a triangle. - Tree trunk
Calculate the average tree trunk with a circumference of 192 cm.
- Heron backlaw
Calculate the missing side in a triangle with sides 25 and 13 and area 152. - Circle
How big is an area of a circle if its circumference is 51.2 cm? - Cap
A rotating cone shapes a jesters hat. Calculate how much paper is needed for the cap 54 cm high when the head circumference is 47 cm. - Median
The median of the triangle NOP is away from vertex P 95 cm. Calculate the length of the median, which start at P. - Demographics
The population grew in the city in 10 years from 30000 to 34000. What is the average annual percentage increase in population?
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