Given vectors u = (-3, 2) and v = (2, 1), what is the measure of the angle between the vectors?21 points

Which statement is not always true for a parallelogram? (a) opposite sides are congruent. (b) diagonals bisect each other. (c) it has 4 congruent angles. (d) consecutive angles are supplementary.

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show