Find the perimeter of the rectangle in terms of a

I’m marking branliest

Draw the line of reflection that reflects △abc onto triangle δ a'b'c'

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6