Math, asked by bikramsingh1234yadav, 10 months ago

173
20. एक आयत की लम्बाई में 10% वृद्धि करने तथा चौड़ाई में 10% कमी करने पर इसके क्षेत्रफल में।
| कितनी वृद्धि अथवा कमी होगी?​

Answers

Answered by Anonymous
2

Step-by-step explanation:

when length x & breadth y , Then area xy

When length increased 10% means 11x/10

& breadth decreased 10% means 9y/10

then area 99xy/100

100xy/99xy = 100/99 = 1.01%

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