How do I solve this problem?

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

Find the distance between (7,-6) and (-3,-9)

Find the area of just the wood portion of the frame. this is called a composite figure. you will need to use your values from problem #2need all exepct 4 answerd if you can