Janet and Mary want to buy rolls of material to line rectangular drapes for their rooms. The rectangular piece of material on each roll measures 3 feet by 20 feet and each roll costs $ 27.69.if the total area of the drapes is 150 sq. ft., how many rolls do they need and how much money will they spend?

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

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

Write and solve a real word problem that involves determining distance on a coordinate plane