मराठी

A photographer uses a computer program to enlarge a photograph. What is the scale according to which the width has enlarged? - Mathematics

Advertisements
Advertisements

प्रश्न

A photographer uses a computer program to enlarge a photograph. What is the scale according to which the width has enlarged?

आलेख
Advertisements

उत्तर

By the given graph, we have width before editing = 2 units

Width after editing = 4 units

We know that,

Scale = `"Size before editing"/"Size after editing"`

∴ Scale = `2/4 = 1/2 = 1 : 2`

Hence, scale used to enlarge the photograph is 1 : 2.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 6: Visualising Solid Shapes - Exercise [पृष्ठ २०४]

APPEARS IN

एनसीईआरटी एक्झांप्लर Mathematics [English] Class 8
पाठ 6 Visualising Solid Shapes
Exercise | Q 96. | पृष्ठ २०४

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्‍न

Prepare a plan to buy the necessary books for the school library. Arranging the books in order


All the classrooms in Ashi s school look like this. Look carefully and answer.

  • Which of these is exactly opposite to the blackboard?
    Almirah, windows, notice board, display board

If actual distance between two places A and B is 110 km and it is represented on a map by 25 mm. Then the scale used is ______.


The model of a ship shown is of height 3.5 cm. The actual height of the ship is 210 cm if the scale chosen is 1 : 60.


Draw a map of your school playground. Mark all necessary places like 2 library, Playground, Medical Room, Classrooms, Assembly area, etc.


Refer to the given map to answer the following questions.

Name the schools shown in the picture.


Look at the map given below.

Houses


Now, answer the following questions.

  1. Name the roads that meet at round about.
  2. What is the address of the stadium?
  3. On which road is the Police Station situated?
  4. If Ritika stays adjacent to bank and you have to send her a card, what address will you write?
  5. Which sector has maximum number of houses?
  6. In which sector is Fire Station located?
  7. In the map, how many sectors have been shown?

Use a ruler to measure the distance in cm between the places joined by dotted lines. If the map has been drawn using the scale 1 cm : 10 km, find the actual distances between school and library.


Find the scale.

Actual size 45 feet

Drawing size 5 inches


Look at the map given below
  Houses

Now, answer the following questions.

 In the map, how many sectors have been shown?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×