Complete the recursive formula of the arithmetic sequence 20, 26, 32, 38, a(1) =
a(n) = a(n-1)+

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Find the common ratio of the sequence. -4, 8, -16, 32, a: -12b: -2c: 12d: -1/-2

If you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no. explain your mathematical thinking