Is 6/10 equivalent to 3/5, 72/120, 18/30, 36/40

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

20 ! jason orders a data set from least to greatest. complete the sentence by selecting the correct word from each drop-down menu. the middle value of the data set is a measure and is called the part a: center b: spread part b: mean a: mean absolute deviation b: median c: range

Which polygon is she in the process of constructing ?