हिंदी

Area of the square MNOP of the given figure is 144 cm2. Area of each triangle is ______.

Advertisements
Advertisements

प्रश्न

Area of the square MNOP of the given figure is 144 cm2. Area of each triangle is ______.

रिक्त स्थान भरें
Advertisements

उत्तर

Area of the square MNOP of the given figure is 144 cm2. Area of each triangle is `bb(underline(18  cm^2))`.

Explanation:


From the question, it is given that,

Area of the square MNOP is 144 cm2

Then, area of triangle = `1/8` × Area of the square MNOP

= `1/8 xx 144`

= 18 cm2

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 9: Perimeter and Area - Exercise [पृष्ठ २७५]

APPEARS IN

एनसीईआरटी एक्झांप्लर Mathematics [English] Class 7
अध्याय 9 Perimeter and Area
Exercise | Q 40. | पृष्ठ २७५

संबंधित प्रश्न

The perimeter of a rectangular sheet is 100 cm. If the length is 35 cm, find its breadth. Also find the area.


The perimeter of a rectangle is 130 cm. If the breadth of the rectangle is 30 cm, find its length. Also find the area of the rectangle.


The length of the side of the square is given below. Find its area.

12 metre


The picture alongside shows some squares. Find out how many squares with the same measures will fit in the empty space in the figure.


If the cost of 1 sq.m of a plot is ₹ 800, then find the total cost of the plot that is 15 m long and 10 m breadth


Look at these interesting stamps.

How many squares of one-centimeter side does stamp A cover?

And stamp B?


The area of each square on a chess board is 4 sq cm. Find the area of the board.

  1. At the beginning of game when all the chess men are put on the board, write area of the squares left unoccupied.
  2. Find the area of the squares occupied by chess men.

Find the area and perimeter of the following figure, if area of small square is 1 sq cm.


Calculate the area of shaded region in the following figure, where all of the short line segments are at right angles to each other and 1 cm long.


Architects design many types of buildings. They draw plans for houses, such as the plan shown in the following figure:


An architect wants to install a decorative moulding around the ceilings in all the rooms. The decorative moulding costs ₹ 500/metre.

  1. Find how much moulding will be needed for each room.
    (i) family room
    (ii) living room
    (iii) dining room
    (iv) bedroom 1
    (v) bedroom 2
  2. The carpet costs ₹ 200/m2. Find the cost of carpeting each room.
  3. What is the total cost of moulding for all the five rooms.

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×