If a 12-sided regular polygon rotates about its center, at which angle of rotation will the image of the polygon coincide with the preimage? 75°45°36°30°

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

What is the graph of the function fx x+2/x-3?