A helicopter flies between two islands that are 20 miles apart. The angle of elevation with one island is 15degrees and 35degrees with the second island. What is the elevation of the helicopter? Round your answer to the nearest tenth of a mile.

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

What are the domain and range of the function f(x)=2^x+1