For this case we have that by definition, the distance between two points is given by:

We have to:

Substituting:


ANswer:

45.50(original price) * .8 (discount) * 1.05 (tax) =$38.22(final answer)
Add positive 28 to get the sum 0
Answer. Triangle ABD
Explanation: There’s no thinking in this, because you can use your eyes to look for the answer. Not all questions will have this type of question. But they do seem pretty similar to me.