Cho hình chóp S ABC . có M N, lần lượt là các điểm thuộc cạnh SA , SC sao cho MN không song song AC. Gọi O là điểm nằm trong tam giác ABC. Xác định giao tuyến của (OMN) và (SBC).

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

Francis is getting new carpet tiles in his living room and den. his living room and den are connected. he needs to figure out how much carpet he needs and the cost involved. if each tile costs $2.00 per sq ft, how much would it cost to have new tile put in the den? a) $24 b) $36 c) $48 d) $54 plz awnser soon

Pllz me also i will report if you are in for the 1. complete the table by converting each decimal to a fraction. repeating decimals. 0.31 0.125 0.1607 2. describe any patterns you noticed when converting the decimals in the table above.