What is the recursive rule for the sequence? 1.2, 0.4, −0.4, −1.2, −2, …

an=an+1+0.8 , where ​ a1=1.2 ​

an=an−1+0.8 , where a1=1.2

an=an−1−0.8 , where ​ a1=1.2 ​

an=an+1−0.8 , where ​ a1=1.2

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π

Joey is asked to name a quadrilateral that is also a rhombus and has 2 pairs of parallel sides. should be his answer

Stefanie is painting her bedroom. she can paint 2 1/3 square feet in 4/5 of an hour. how many square feet can she paint in one hour?