Perimeter and Area - Exercise 9.2 (Part 1) | Class 7 Mathematics Chapter 9 | CBSE

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Kon kon exam ke 1 Din pahle hi Video dekh raha hai

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Q1-c-ans-132cm
Q2-c-ans-550/7
Please like my answer...

[@Aarya2k13]

It's 78.5714285714

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😎😎😎

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Q2

[@Divyanshasingh-i8w]

1. (C) Sol. Given Radius (r) = 21 cm
Circumference of Circle= 2πr
= 2×22/7×21
= In Table of 7 , 21 comes on 3rd position so after cutting we will get:
2×22×3
3×2= 6
22×6 = 132cm Hence proved
Thank you sir nice explanation⟵(๑¯◡¯๑)

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Thanks

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Wow🎉

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Thanks 😊

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[@RajJadeja-m3e]

78.50cm sq is the answer is the answer correct

[@jayraval5601]

Que 2 3 = radius(r)= 5cm
Area of circle=2πr
2×5×22/7
550/7

[@Sanjaykumar-e3j1z]

Sir thank you ex -9. 2 karvane ke leye

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I like this video 👍👍
Nice explanation
Better than previous years session
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Thanks

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No😢

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First comment 😅

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Q1
( c ) 21 cm
Circumference of circle = 2πr
2 × 22\7×21
2×22×3
44×3
132 cm

[@cherryworld1578]

Same answer I also got

[@MukeshKumar-li8pj]

21 cm 2*22/7*21 21 cut by 7 _3 times main 2*22=44*3= 132

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[@AnjuSingh-kk5ud]

(c) 21cm
Hiven: radius (r) = 21cm
.•. circumference of circle = 2 π r
= 2× 22/7×21³
= 3×2=6
=6×22
=132cm

[@omkar.creation]

Sir I have a dought in question 7 and 6

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Nice explanation

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Thanks

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Very very best teacher of maths explaining in Hindi and English and solving and telling or explaining a very....

[@pinkirajpurohit9989]

Sir, in question 7 (110 +70/7)how did it come

[@awesomeparth2168]

110+10 =120

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😢

[@sitaram1325]

Q1 c) radius (r) = 21cm
Circumference of the circle= 22/7
=2x22x21
7
=22x6
= 132 cm

[@Snehlata12]

Yaaaaa

[@charujain5957]

Ans C sir 132 cm
Is it correct sir

[@SunilRaikwar-v1w]

550/7cm square (question number 2) (c)

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😢🎉

[@chhotidevi8765]

Answer is 132cm

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Q2 ans= 550/7

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C part 132 ans

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Good morning sir ji

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Q-2(b) Answer in decimal=1886.5cmsq

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I have a dout in question no.4 and 5

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Q-1-c ans is 132 cm🎉
Vote for this answer 🎉

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Question 2 ( c) ANS is 78.5 CM sir😊

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No

[@aadityanegi8626]

550cm2

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Questions 2c answers is 550/7cm power 2

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Shai Answer Hai 132

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[@Kamlesh_265]

3773÷2=1886.5m sq.

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😊😊

[@Reeta.07dubey]

Question (C) 21CM
Given- radius(r) = 21CM
Therefore, circumference of circle=2πr
= 2×22/7×21
Seven will be come 2 position
=2×22/1×3
=44×3
=132CM

[@Anuwithname]

Area of circle ka hai πr²

[@MumtazManiyar-q7f]

In question 7 110+70 how did it came

[@MrEvil22]

Same dout😢

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Same yyr

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Sir the answer of question 1 is number c is 132cm 😊

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Bhai Question numbers 1 Ka 3 Ans Galat hai

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😊

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Linght into brath

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Sir I have a problem in question 7

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550/7

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132🎉

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Sir I want a diagram of second Main third one😢

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I mean all the sum

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132ans

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Thank you

[@Technomayuresh]

So
Given:sl(R)=5cm
Area of circle=πr2
=22/7×5×5
=22/7×25
So=550/7
Is solution
Please like the answer 🙏😊😊😊😊😊

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❤❤❤❤

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Ma math maa pass huna chahanxu

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1886.5

[@ShauryaTiwari-sss]

Circumference of circle=2*r
=2*22/7*2
=132cm

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Jo meri tarah exam ke time pe padne aaya hai like karo

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Kon kon gaane sun kar padhai karne aaya hai

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132cm

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Abe me exam se 1 ghante phele dekh rha hu

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Q 1 c) Sol= Given : radius =21
=2πr
=2×22/7 × 21
=3×22
={66mm} Sol

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It’s wrong 😑

[@ShallyGoyal]

Sir 2 ke part second ka ans ha 1886.5

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0:35

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Sir 3 ke 3part ka ans ha78.5cm

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44:58

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7:08

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Q 4 was the best among the all to solve

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You are saying wrong

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Second wale ka second wala ans he1886. 5 he

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1.(c) sol. 132 cm

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Sir question 1c ans 132 ans ❤

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Sir how did 110+70 came in que 7

[@mishti50989]

Que.1 c. Answer-132cm

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Q1(c) 132 ans
Q2(c) 550/7

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Sir 9.2 First question (c)--- -- Answer -132 cm🎉

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[@OnkarGoswami-bs2to]

C part
C:21cm
Radius(r)=21
Circumference of circle=2 pi r
=2x22/7x21=132cm 😂