Maria slides a triangle two inches to the right what kind of transformation did she preform?
a-reflection
b-translation
c-rotation
d-dilation

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.

Use the distributive property -7(-2x+u-2)