Area - math word problems - page 154 of 157

Number of problems found: 3136

Cable
The cable consists of 5 strands, each strand consisting of 11 wires with a diameter of d = 0.3 mm. Calculate the cross-section of the cable.
Pipeline
How much percent has the pipe cross-section area changed (reduced) if the circular shape is changed to square with the same perimeter?
Circles 2
Calculate the area bounded by the circumscribed and inscribed circle in a triangle with sides 29 cm, 16 cm, and 21 cm.
Arc and segment
Calculate the length of circular arc l, the area of the circular arc S₁, and the area of circular segment S₂. The circle's radius is 88, and the corresponding angle is (4)/(7) π.
Square
Calculate the area of the square with diagonal 17 cm.
Sphere
The sphere's surface is 27100 cm², and the weight is 117.8 kg. What is its density?
Rectangular field
One dimension of the rectangular field is 168 m greater than the second dimension. If each side of the rectangle increases by 9 m increases, the surface field is 2187 m². Find dimensions of the field.
Center traverse
Does the middle traverse indeed bisect the triangle?
Diagonals of the rhombus
Calculate the height of the rhombus whose diagonals are 18 cm and 6 cm.
Garden
How many steps of 64 cm circumvent the square garden with area 1.5 ha?
Rainfall
Annual rainfall in our country is an average of 619 mm. How many m³ of water rains on average per hectare?
Special cube
Calculate the cube's edge if its surface and volume are numerically equal numbers.
Cube
The sum of lengths of cube edges is 56 cm. What are its surface and volume?
Pipes
The water pipe has a cross-section 1903 cm². An hour has passed 859 m³ of water. How much water flows through the pipe with cross-section 300 cm² per 11 hours if water flows at the same speed?
Observatory
The observatory dome has the shape of a hemisphere with a diameter d = 10 m. Calculate the surface.
Rotating cone II
Calculate the area of the surface of a rotating cone with base radius r=15 cm and height h=13 cm.
Kitchen
The kitchen roller has a diameter of 78 mm and a width of 315 mm. How many square millimeters roll on one turn?
Rectangles
How many rectangles with area 8855 cm² whose sides are natural numbers?
Sphere slices
Calculate the volume and surface of a sphere if the radii of a parallel cut r₁=32 cm, r₂=47 cm, and its distance v=21 cm.
Sphere cuts
At what distance from the center does the sphere intersect with the radius R = 46 plane if the cut area and area of the main sphere circle are in ratio 2/5?

Do you have homework that you need help solving? Ask a question, and we will try to solve it. Solving math problems.