Surface area - practice for 12 year olds
Number of problems found: 300
- The height 4
The height and radius of a cylinder are 25 ft and 5 ft, respectively. What is the surface area? - Januka
Januka and her father were going to the tent. They found that their old tent was torn. Their mother suggested that they sew a tent whose walls would be made of 4 identical isosceles triangles. Their lower side is 2 m long, and the height is also 2 m. Then - A bakery
A bakery makes cylindrical mini muffins that measure 2 inches in diameter and one and one-fourth inches in height. If each mini muffin is completely wrapped in paper, then at least how much paper is needed to wrap 6 mini muffins? Approximate using pi equa - A piece 7
A piece of dry ice is in the shape of a cube with edge lengths of 7cm. Find the surface area of the dry ice.
- Calculate
Calculate a sphere's volume and surface area with a diameter of 15 m. - Surface area 8
What is the surface area of a cylinder if the diameter is 15m height is 7m? - Sphere VS
Find the surface and volume of a sphere with a radius of 2 dm. - Centimeters 4054
Find the surface of the cylinder if its diameter is 12 centimeters and its height is 9 centimeters. - Calculate 24881
Calculate a sphere's volume and surface area with a radius of 23dm.
- Calculate 21163
Calculate the volume and surface area of the sphere if given r = 36mm - Calculate 4581
Calculate the surface and volume of the sphere if r = 5cm. - Cube 2
How many times will increase if the surface area of the cube if we triple the length of its edge? - Calculate 4580
Calculate the surface and volume of the sphere if the diameter d = 6.5dm - Calculate 24941
Calculate the surface and volume of a cylinder with a base radius of 5 cm and a height of 8 cm.
- Planetarium's 24241
The planetarium's dome is shaped like a hemisphere with a diameter of 17 m. Determine the size of the projection area - Calculate 6144
Calculate in dm² the surface of a quad whose edges have 1.2 dm, 1.4 dm, and 2dm. - Volume and surface area
Find the volume and surface of a wooden block with dimensions: a = 8 cm, b = 10 cm, c = 16 cm. - Cuboid - simple
Calculate the surface area and volume of a cuboid if a = 8 cm, b = 14 cm, and c = 6 cm. - Calculate 7587
Calculate the volume and surface of a block 3 cm wide, 6 cm long, and 8 cm high.
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