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Grade: 12th pass 

                        
how to find angle btwn diagonals of a parallelogram if adjacent sides of a parallelogram is re presented by vectors
5 years ago

Answers : (1)

Shubham Singh
199 Points 
							
let the vectors be a and b and diagonals be c and d.
a + b = c
a - b = d
since now the vectors are known, the angle between them can be easily calculated.
 
5 years ago
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