Okay hear this someone came into my shop and stole $100 without my knowledge they came back to the store and spent $70 in items i gave $30 back how much money did i lose ?

Which of the following are parts of a sphere

Which composition of similarity transformations maps polygon abcd to polygon a'b'c'd'? a dilation with a scale factor less than 1 and then a reflection a dilation with a scale factor less than 1 and then a translation a dilation with a scale factor greater than 1 and then a reflection a dilation with a scale factor greater than 1 and then a translation

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0