The base and height of the triangular mainsail of a sailboat are 3.5 times greater than the base and height of the boat's triangular staysail. How many times greater is the area of the mainsail than the area of the staysail?

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?