Cellar for storing fruit has a rectangular base with sides 14 m and 7 meters. You should paint sidewall to 2 m. How m2 surface must be painted?
Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):
Showing 0 comments:
Be the first to comment!
To solve this example are needed these knowledge from mathematics:
Next similar examples:
- A rectangular
A rectangular garden 40 m long and 30 m wide is to be fenced with fence posts at each corner. All the other posts will be 5 meters a part. How many posts will be needed to fence in the garden.
Rectangular playground is fenced with 38 m long netting. Its width is 7 m. Calculate its length.
Rectangular floor of living room has a length 5.4 meters and a circumference 17.2 meters. What is its width?
- Ten pupils
10 pupils went to the store. 6 pupils bought lollipops and 9 pupils bought chewing gum. How many pupils have bought both lollipops and chewing gums (if everyone bought something)?
The rectangle area is 182 dm2, its base is 14 dm. How long is the other side? Calculate its perimeter.
Calculate perimeter of the rectangle with sides a=2.4 m and b=1.9 m.
- Foot in bus
It was 102 people on the bus. 28 girls had two dogs. A 11 girls had one dog. At the next stop seceded 5 dogs (even with their owners). They got two boys together with three dogs. The bus drove one driver. How many foot were in bus?
- Flood water
Flood waters in some US village meant that the homes had to evacuate 364 people. 50 of them stayed at elementary schools, 59 them slept with their friends and others went to relatives. How many people have gone to relatives?
- Cuboid box
Cuboid box have dimensions of 30 cm, 25 cm and 40 cm. Sketch its network and compute surface area of box.
- Addition of Roman numbers
Added together and write as decimal number: XXXIV + MDCCXII
- The cube - simple
Calculate the surface of the cube measuring 15 centimeters.
For the circle c1(S1; r1=146 cm) and c2(S2; r2 = 144 cm) is distance of centers |S1S2| = 295 cm. Determine the distance between the circles.
How many parts of line divide 5 (different) points that lie on it?
- Ratio of perimeters
Rectangle ABCD has dimensions 3 cm and 4 cm, KLMN rectangle has dimensions 4 cm and 12 cm. Calculate the ratio of the perimeter ABCD and perimeter KLMN.
- Draw it!
Draw two lines c, d that c || d. On line c mark the points A, B. By point A lead perpendicular line to c. By point B lead perpendicular line to c.
- Math classification
In 3A class are 27 students. One-third got a B in math and the rest got A. How many students received a B in math?
Solve equation: 4(a-3)=3(2a-5)