How much greater is 4.8 x 10^3 than 200

Find the pattern and use it to list the nth term in the sequence. 6, 12, 20, 30, 42, 56, the nth term of the sequence is

What is the measure of angle tvu shown in the diagram below

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6