Surface area - 7th grade (12y) - math problems
Number of problems found: 127
- Curved surface area CSA
A cylinder 5cm high has a base radius(7/2) cm. Calculate the curved surface area.
- Surface area
Calculate the surface area of a four-sides 2-m high prism which base is a rectangle with sides 17 cm and 1.3 dm
- Surface area 6
Find the surface area of a prism whose bases are right triangles with sides of length 3, 4, and 5 inches and a height of 8 inches. Include a sketch
- Surface and volume od cuboid
Content area of the square base of cuboid is Sp = 36 cm2 and its height 80 mm. Determine its surface area and volume.
- Area to volume
If the surface area of a cube is 486, find its volume.
- Surface area of cylinder
Determine the lateral surface of the rotary cylinder which is circumscribed cube with edge length 5 cm.
- Two walls
Calculate the surface area of a cube in m2 if you know that the area of its two walls is 72 dm2.
- Volume and surface area
Find the volume and surface of a wooden block with dimensions: a = 8 cm, b = 10 cm, c = 16 cm.
- Cube walls
Find the volume and the surface area of the cube if the area of one of its walls is 40 cm2.
- Cube 2
How many times will increase if the surface area of the cube if we triple length of its edge?
- Area of the cone
Calculate the surface area of the cone, you know the base diameter 25 cm and a height 40 cm.
- Cube wall
Surface of first cube wall his 225 mm2. Second cube area is 60% of the surface of the first cube. Determine the length of the edge of the second cube (x).
How many times increases the surface area of a cube with edge 23.4 cm if the length of the edge doubled?
The cube has an area of base 256 mm2. Calculate the edge length, volume, and area of its surface.
Observatory dome has the shape of a hemisphere with a diameter d = 16 m. Calculate the surface.
- Cube 5
The surface of the cube is 15.36 dm2. How will change the surface area of this cube if the length of the edges is reduced by 2 cm?
- Cube 6
Surface area of one wall cube is 1600 cm square. How many liters of water can fit into the cube?
6 m long reservoir has a diameter of 2.2 m. What is its surface area in square meters?
- Cuboid surface
Determine surface area of cuboid if its volume is 52.8 cm cubic and length of the two edges are 2 cm and 6 cm.
- Edge c
Find the edge c of cuboid if an edge a = 20 mm, b = 30 mm and surface area S = 8000 mm2.