A $1700 couch is on sale for 45% off. Show work.

A. How much is the discount (in dollars)?

B. What is the sale price?

C. How much tax must be paid if the taxes are 13% ?

D. What is the final price?

Which statement explains how you could use coordinate geometry to prove that quadrilateral abcd is a parallelogram? -5 -4 -3 -2 -1 t 1 2 3 4 prove that all sides are congruent and have slopes that are opposite reciprocals prove that segments ad and ab are congruent and parallel prove that opposite sides are congruent and have equal slopes prove that segments bc and cd are congruent and parallel

Sum is 17 and their difference is 3

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base