Which of the following statements is not always true?

a.
in a rhombus, both pairs of opposite sides are parallel.
b.
in a rhombus, the diagonals bisect each other.
c.
in a rhombus, all four angles are congruent.
d.
in a rhombus, both pairs of opposite sides are congruent

Write 17/20 as a decimal and as a percent.

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Graph g(x)=2cosx . use 3.14 for π . use the sine tool to graph the function. graph the function by plotting two points. the first point must be on the midline and closest to the origin. the second point must be a maximum or minimum value on the graph closest to the first point.