A rectangular pan has a length that is 4/3 the width. The total area of the pan is 432 in.2. What is the width of the cake pan
2 answers:
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Answer:
The components of parallel and perpendicular to
are
and
, respectively.
Step-by-step explanation:
Let be and
, the component of
parallel to
is calculated by the following expression:
Where is the unit vector of
, dimensionless and
is the operator of scalar product.
The unit vector of is:
Where is the norm of
, whose value is determined by Pythagorean Theorem.
The component of parallel to
is:
Now, the component of perpendicular to
is found by vector subtraction:
If and
, then: