Power - practice for 11 year olds - page 2 of 4
Number of problems found: 62
- Circumference 20933
Calculates the circumference of a circle if its area is S = 2119.5 cm². - Calculate 19673
The surface of the sphere is 1256 cm². Calculate the radius of the sphere. - An example
An example is playfully for grade 6 from Math, and I don't know how to explain it to my daughter when I don't want to use the calculator to calculate the cube root. Thus: The student made a cuboid from a block of 16x18x48 mm of plasticine. What will be th - Mathematically 18423
Mathematically write the sum of the squares of the numbers 7 and -3, calculate
- Juice-soaked 17173
1. Find the dimensions of a 5-liter cylindrical container if the height of the container is equal to the radius of the base. 2. There is three dl of juice in a cylindrical glass with an inner diameter of 8 cm. Calculate the area of the juice-soaked port - Perimeter 17063
The area of the floor plan is 5400m². What will be the perimeter of the square floor plan? - The schoolyard
The schoolyard had the shape of a square with an 11m side. The yard has been enlarged by 75 m² and has a square shape again. How many meters was each side of the yard enlarged? - Evaluate 5
Evaluate expression x²−7x+12x−4 when x=−1 - Simplify
Simplify powers multiplication: (3+2²)(5-4²)
- Cube root
For 13, Sam wrote 2891 instead of the correct cube number. By how much was he wrong? - Millimeter 7269
The road is paved with 2500cm cubic cubes. Calculate the edge size to the nearest millimeter. - Volumes 7252
The block and the cube have the same volumes of 512 cm3, and the block has edge lengths of b = 6.4 cm and c = 10 cm. Can a cube and a block have the same edge length? - Edges or sides
Calculate the cube volume if the sum of the lengths of all sides is 276 cm. - Expression
Solve for a specified variable: P=a+4b+3c, for a
- Factors 2
A number has three identical factors. If 1 of them is 18. Find the number step by step - Solve: 6632
For n ϵ N solve: 100 = (0.01n)² - Multiply 6257
If we multiply the numbers of the last three pages of the book on pyramids, we get the product 23639616. How many pages does the book have if the last page's number is steam? - Electrical 5720
The bulb is connected to a 4.5 V power supply. An electric current of 45 mA flows through the filament of the bulb. The calculated size of the electrical field of the filament lamp - Density 2
The driftwood has a mass of 25 grams and a volume is 30 cm to the 3rd power. What is the density of a piece of driftwood? And how do I figure it out?
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