Triangles abc and def

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.

What is the volume of a rectangular prism if the length is 10.4 mm the width is 5 mm in the height is 8 mm

Ineed to know the answer to this algebra question.