In which type of transformation are the pre-image and the image congruent figures?

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

What is the lcm of 16 and 40 ? 24 and 40 ?

Find the root(s) of f (x) = (x- 6)2(x + 2)2.