Quadrilateral abcd is a parallelogram. ac=bd ,ac bisects bd , and . what is the best name for quadrilateral abcd?

a.
rectangle
c.
isosceles trapezoid
b.
rhombus
d.
square

What is the prime factorization of 195

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Drag each tile into the correct box. not all tiles will be used. find the tables with unit rates greater than the unit rate in the graph. then tenge these tables in order from least to greatest unit rate