# The sum graphically

**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:

- Rectangle

Draw a rectangle with the sides a = 4 cm, b = 5 cm. Mark the center of symmetry S and all axes of symmetry. How many axes of symmetry has? Write down. - Square

Draw a square on the edge of a = 4 cm. Mark the center of symmetry S and all axes of symmetry. How many axes of symmetry does? Write down. - Three points

Mark three points E, F and G in the plane not lie on one line. a) Draw a line segment FG b) Construct halfline (ray) EG c) Draw a line EF - Straight lines

Draw two lines c, d so that c || d. On line c mark points A, B, from point A start perpendicular to line c, from point B perpendicular to line c. - 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. - Rhombus sides

find the sides of a rhombus, it area is 550 cm square and altitude is 55cm - Strip

From 5.9 cm wide strip should be cut rhombus with area 28 cm^{2}. How long will be its side? - Diamond

The diamond has a circumference of 48cm. Calculate the length of its side in dm. - Compare

Compare with characters >, <, =: 85.57 ? 80.83 - Roman numerals +

Add up the number writtens in Roman numerals. Write the results as a decimal number. - Train

The train passes part of the line for 95 minutes at speed 75 km/h. What speed would have to go in order to shorten the driving time of 20 minutes? - Roman numerals

Write numbers written in Roman numerals as decimal. - Doctors

In the city operates 171 doctors. The city has 128934 citizens. How many citizens are per one doctor? - Addition of Roman numbers

Added together and write as decimal number: LXVII + MLXIV - To thousands

Round to thousands following numbers: - Product

Result of the product of the numbers 1, 2, 3, 1, 2, 0 is: - Roman numerals 2+

Add up the number writtens in Roman numerals. Write the results as a roman numbers.