What is the length of the wood that is needed to replace AD? 4.2 inches 5.7 inches 2.5 inches 1.3 inchesWhat is the length of the wood that is needed to replace AD? 4.2 inches 5.7 inches 2.5 inches 1.3 inches

This is what i found “an explicit formula designates the nth term of the sequence, as an expression of n (where n = the term's location). it defines the sequence as a formula in terms of n. this example is an arithmetic sequence(the same number, 5, is added to each term to get to the next term).” i hope this you for what your looking for. can you plz mark me brainliest?