Assume that q, r, and s are the angles of a triangle, with opposite sides q, r, and s respectively. select all of the following that represent the law of cosines.

Write 17/20 as a decimal and as a percent.

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number

When y’all answer can y’all explain too !