Q no 1 and 3 solve both

Asked by sucharitasahoo1 | 26th Nov, 2017, 10:05: AM

Expert Answer:

begin mathsize 16px style use space distance space formula
square root of open parentheses straight a space cos space 45 minus 0 close parentheses squared plus open parentheses 0 plus straight a space cos space 45 close parentheses squared end root
equals square root of 2 cross times straight a cross times cos space 45
equals straight a end style

Answered by Arun | 26th Nov, 2017, 05:18: PM

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