The sum of all cube edges is 30cm. Find the surface area of the cube.
Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):
Showing 1 comment:
>>> Is the sum of all edges 30 or 80?
typo fixed, thank you!
typo fixed, thank you!
To solve this example are needed these knowledge from mathematics:
Next similar examples:
- Cube edges
The sum of the lengths of the cube edges is 42 cm. Calculate the surface of the cube.
- 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 edge
Determine the edges of the cube when the surface is equal to 37.5 cm square.
- Cube walls
Find the volume and the surface area of the cube if the area of one of its walls is 40 cm2.
- Cube 8
The surface of the cube is 0.54 m2. Calculate the length of the cube edge.
- 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).
Garden plastic greenhouse is shaped half cylinder with a diameter of 6 m and base length 20 m. At least how many m2 of plastic is need to its cover?
Kitchen roller has a diameter 70 mm and width of 359 mm. How many square millimeters roll on one turn?
- Simplify 2
Simplify expression: 5ab-7+3ba-9
- Simple equations
Solve system of equations: 5x+3y=5 5x+7y=25
- Greg and Bill
Greg is 18 years old. He is 6 less than 4 times Bill's age. How old is Bill?
Alley measured a meters. At the beginning and end are planted poplar. How many we must plant poplars to get the distance between the poplars 15 meters?
The hotel has a p floors each floor has i rooms from which the third are single and the others are double. Represents the number of beds in hotel.
Solve the equation: 1/2-2/8 = 1/10; Write the result as a decimal number.
Solve the inequation: 5k - (7k - 1)≤ 2/5 . (5-k)-2
- The percentages in practice
If every tenth apple on the tree is rotten it can be expressed by percentages: 10% of the apples on the tree is rotten. Tell percent using the following information: a. in June rained 6 days b, increase worker pay 500 euros to 50 euros c, grabbed 21 fro
- Percents - easy
How many percent is 432 out of 434?