The 4th term of an arithmetic sequence is 1. The 10th term of the same sequence is -2. Which is an explicit formula for this sequence

Me! #1 write an equation for the interior angles of this triangle that uses the triangle sum theorem. #2 what is the value of x? #3 what is the measure of #4 classify the triangle above as acute, obtuse, or right. state your reason in a complete sentence.

Olivia uses the work below to determine 55% of 720 which explains the error in olivia’s solution

Sara needs to take a taxi to get to the movies the taxi charges $4.00 for the first mile and then $2.75 for each mile after that if the total charge is $20.50 then how far was sara’s taxi ride to the movie