What is the surface area of a square pyramid with a base length of 8 and a height of 12

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

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Ab and bc are tangent to circle d. find x is ab = 3x + 8 and bc = 26. find x