Which of the following may not be true for a parallelogram to be a rhombus

a. the diagonals are perpendicular
b. the diagonals are congruent
c. all sides are congruent
d. each diagonal bisects each pair of opposite angles

Nick and nora are married and have three children in college. they have an adjusted gross income of 47,400. if their standard deduction is 12,600 itemized deductions are 14,200 and they get an exemption of 4000 for each adult and each dependent what is their taxable income

Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.

How many ordered pairs of positive integers satisfy xy=32?