Figure abcd is a parallelogram.

what is the value of n?

a. 3
b. 17
c. 25

Which transformations could have occurred to map △abc to △a"b"c"? a rotation and a reflection a translation and a dilation a reflection and a dilation a dilation and a rotation

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

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?