Find the area of a parallelogram whose diagonals are the vectors `2vecm-vecn` and `4vecm-5vecn, where vecm and vecn` are unit vectors forming an angle of `45^0`

The lengths of the diagonals of a parallelogram constructed on the vectors vec p=2vec a+vec b and vec q=vec a-2vec b where vec a&vec b are unit vectors forming an angle of 60^(@) are:

Q.2 The lengths of the diagonals of a parallelogram constructed on the vectors vec p=2vec a+vec b&vec q=vec a-2vec b .where vec a&vec b are unit vectors forming an angle of 60^(@) are

Find the area of a parallelogram whose adjacent sides are the vectors a=2i-2j+k" and "b=i-3j+3k .

Find the area of parallelogram whose diagonals are the vectors 3hat i+hat j-hat k and hat i-3hat j+4hat k

Twice of the area of the parallelogram constructed on the vectors vec a=vec p+2vec q and are vec b=2vec p+vec q where vec p and vec q are unit vectors containing an angle of 30^(@) is

Find the area of a parallelogram whose base is 8 cm and altitude is 4.5 cm

Find the angle between the vectors vec a = 2 vec p + 4 vec q and vec b = vec p- vec q where vec p and vec q are unit vectors forming an angle of 120^@ .

The area of the parallelogram whose diagonals are the vectors hati+3hatj- 2hatk and 3hati+hatj-4hatk