English

Cheggu’s wife asked him to make a circle with the wire. She knew it had an area of 800 square meters. Why did Cheggu not choose a rectangle? Explain. - Mathematics

Advertisements
Advertisements

Question

Cheggu’s wife asked him to make a circle with the wire. She knew it had an area of 800 square meters.

  • Why did Cheggu not choose a rectangle? Explain.
One Line Answer
Advertisements

Solution

Because none of the rectangle will have an area of 800 square meter.

shaalaa.com
  Is there an error in this question or solution?
Chapter 11: Area and its Boundary - Area and its Boundary [Page 157]

APPEARS IN

NCERT Math - Magic [English] Class 5
Chapter 11 Area and its Boundary
Area and its Boundary | Q 12.3 | Page 157

RELATED QUESTIONS

In the below fig. ABCD is a trapezium in which AB = 7 cm, AD = BC = 5 cm, DC = x cm,
and distance between AB and DC is 4cm. Find the value of x and area of trapezium ABCD.


Diagonals AC and BD of a quadrilateral ABCD intersect each other at P. Show that:
ar(ΔAPB) × ar(ΔCPD) = ar(ΔAPD) × ar (ΔBPC)


If P is any point in the interior of a parallelogram ABCD, then prove that area of the
triangle APB is less than half the area of parallelogram.


ABCD is a parallelogram in which BC is produced to E such that CE = BC. AE intersects
CD at F.
(i) Prove that ar (ΔADF) = ar (ΔECF)
(ii) If the area of ΔDFB = 3 cm2, find the area of ||gm ABCD.


If ABC and BDE are two equilateral triangles such that D is the mid-point of BC, then find ar (ΔABC) : ar (ΔBDE).


In the given figure, find the area of ΔGEF.

 

A triangle and a parallelogram are on the same base and between the same parallels. The ratio of the areas of triangle and parallelogram is


The median of a triangle divides it into two ______.


ABCD is a parallelogram. P is any point on CD. If ar (ΔDPA) = 15 cm2 and ar (ΔAPC) = 20 cm2, then ar (ΔAPB) =


In a ΔABC if D and E are mid-points of BC and AD respectively such that ar (ΔAEC) = 4cm2, then ar (ΔBEC) =


In the given figure, PQRS is a parallelogram. If X and Y are mid-points of PQ and SRrespectively and diagonal Q is joined. The ratio ar (||gm XQRY) : ar (ΔQSR) =


ABCD is a rectangle with O as any point in its interior. If ar (ΔAOD) = 3 cm2 and ar (ΔABOC) = 6 cm2, then area of rectangle ABCD is


In the given figure, ABCD and FECG are parallelograms equal in area. If ar (ΔAQE) = 12 cm2, then ar (||gm FGBQ) = 


The length and breadth of a rectangular piece of land are in the ratio 5 : 3. If the total cost of fencing it at the rate of ₹24 per meter is ₹9600, find its :
(i) length and breadth
(ii) area
(iii) cost of levelling at the rate of ₹60 per m2.


Find the area of a rectangle whose length = 3.6 m breadth = 90 cm


Find the area of a square, whose side is: 4.5 cm.


The table given below contains some measures of the rectangle. Find the unknown values.

Length Breadth Perimeter Area
? 15 cm 60 cm ?

So the area of piece A = ________ square cm


How many tiles like the triangle given here will fit in the white design?

Area of design = ________ square cm


Measure the length of the floor of your classroom in meters. Also, measure the width.

  • So how many children can sit in one square meter?

Nasreena is a farmer who wants to divide her land equally among her three children — Chumki, Jhumri, and Imran. She wants to divide the land so that each piece of land has one tree. Her land looks like this.

  • Can you divide the land equally? Show how you will divide it. Remember each person has to get a tree. Colour each person’s piece of land differently.

Each line gives a story. You have to choose the question which makes the best story problem. The first one is already marked.

  • 352 children from a school went on a camping trip. Each tent had a group of 4 children.
    a) How many children did each tent have?  
    b) How many tents do they need?  
    c) How many children in all are in the school?  

The amount of region enclosed by a plane closed figure is called its ______.


An engineer who plans to build a compound wall on all sides of a house must find the area of the compound.


Find the area of the following figure by counting squares:


Which unit is used to express area?


When using a square centimeter sheet for measurement, the area of one entire square equals:


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×