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Given: The diagonals of a quadrilateral ABCD intersect each other at the point O such that BOAO=DOCO i.e., COAO=DOBO To Prove: ABCD is a trapezium Construction: Draw OE∥DC such that E lies on BC. Proof: In △BDC, By Basic Proportionality Theorem, ODBO=ECBE............(1) But, COAO=DOBO (Given) .........(2) ∴ From (1) and (2) COAO=ECBE Hence, By Converse of Basic Proportionality Theorem, OE∥AB Now Since, AB∥OE∥DC ∴ AB∥DC Hence, ABCD is a trapezium.

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Construct 2×3 matrix whose elements are given by aij =1/2|i-3j|

Posted by Sahil Kumar 4 years, 3 months ago

CBSE > Class 12 > Mathematics

0 answers

ANSWER

Nhbh

Posted by Abhigyan Shukla Shukla 4 years, 3 months ago

CBSE > Class 06 > Sanskrit

0 answers

ANSWER

Whai is your name

Posted by Bhoomika Sahu 4 years, 3 months ago

CBSE > Class 05 > General Knowledge

5 answers

___________ ___________ 4 years, 3 months ago

Ishu ???

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Aayan Kumar 4 years, 3 months ago

My name is Mr. Aayan kumar ??????????????

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Yuvraj Kulwal 4 years, 3 months ago

Yuvraj Kulwal

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Muskan Kumari 4 years, 3 months ago

Muskan and giri

1Thank You

Kartikey Rai 4 years, 3 months ago

Kartikey rai Class 5

1Thank You

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Tan -1x +tan -1 y=

Posted by Sahil Kumar 4 years, 3 months ago

CBSE > Class 12 > Mathematics

2 answers

Atrey Shah 4 years, 3 months ago

tan‐1(x+y/1-xy) if x×y<1

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Bhumika Agrawal 4 years, 3 months ago

Tan^-1 (x + y)/(1 - xy)

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ओपजिट of English

Posted by Poorvi Manwani 4 years, 3 months ago

CBSE > Class 04 > English

4 answers

Jivesh Bhardwaj 4 years, 3 months ago

Hindi

1Thank You

Purvesh Patil 4 years, 3 months ago

Marathi

2Thank You

Utpol Bosel 4 years, 3 months ago

New words

1Thank You

Piyush Yadav 4 years, 3 months ago

Hindi

1Thank You

ANSWER

आना

Posted by Poorvi Manwani 4 years, 3 months ago

CBSE > Class 04 > हिंदी

2 answers

Noor Nisa 4 years, 2 months ago

Jana

1Thank You

Ansh Kumar 4 years, 3 months ago

COMING

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Birds have strong muscles called the___ muscles.

Posted by Karan Namde 4 years, 3 months ago

CBSE > Class 03 > Science

0 answers

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Plants that grow along the ground are called ?

Posted by Karan Namde 4 years, 3 months ago

CBSE > Class 03 > Science

0 answers

ANSWER

What do you know about the Himalayan mountain ranges?

Posted by 14Ankush Raj 4 years, 3 months ago

CBSE > Class 04 > Social Science

2 answers

Ritesh Raj 3 years, 11 months ago

The Himalayas consist of parallel mountain ranges: the Sivalik Hills on the south; the Lower Himalayan Range; the Great Himalayas, which is the highest and central range; and the Tibetan Himalayas on the north. The Karakoram are generally considered separate from the Himalayas.

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Deepika Gautam 4 years, 1 month ago

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Give an account of the Northern plains of India ?

Posted by Priyanshi Sharma 4 years, 3 months ago

CBSE > Class 09 > Social Science

1 answers

Chirag Goyal 4 years, 3 months ago

The northerns plain are mainly formed by alluvial deposits. These plain are formed by the major three rivers- the Indus , the Ganga and the Brahmaputra with their tributaries and these rivers are main reason for the formation of northern plains. These plains are completely formed of alluvial soil.

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Draw a flow chat using conetor where print of division optaning, 1,2,3 or fail 60)1 75) 2 332 fail

Posted by Vaishnavi Sahay 4 years, 3 months ago

CBSE > Class 07 > Computer

0 answers

ANSWER

History Lesson no 3 questions and answers.

Posted by Jayesh Sawant 4 years, 3 months ago

CBSE > Class 06 > Social (OLD)

1 answers

Vansh Kajla 4 years, 3 months ago

1Thank You

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नदिया तथा झीलों के कुछ आर्थिक महत्व को बताइए

Posted by Jyoti Yadav 4 years, 3 months ago

CBSE > Class 09 > सामाजिक विज्ञान

0 answers

ANSWER

Tatha jilon ke kuch arthik mahatva ko bataen

Posted by Jyoti Yadav 4 years, 3 months ago

CBSE > Class 09 > सामाजिक विज्ञान

0 answers

ANSWER

Find the v when Bob reaches point B from A at u=0 given that it dissipates 5% of its energy. Length of pendulum =1.5 m g=10m/s²

Posted by Swayam Yadav 4 years, 3 months ago

CBSE > Class 11 > Physics

0 answers

ANSWER

How are you

Posted by Saksham Kumar Mourya 4 years, 3 months ago

CBSE > Class 04 > Computer

1 answers

Nikhil Gujar 4 years, 3 months ago

What does internet stand for

3Thank You

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Use the factor tree to write the prime factorisation of a)24 b)56 c)120

Posted by Janbi Sharma 4 years, 3 months ago

CBSE > Class 05 > Mathematics

0 answers

ANSWER

Mind Map for deep water

Posted by Laxman Patel 4 years, 3 months ago

CBSE > Class 12 > English Core

1 answers

Akshay Soni 1 year, 10 months ago

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Sir teri hae jami chapter ka book

Posted by Krishna Mishra 4 years, 3 months ago

CBSE > Class 08 > हिंदी