Numbers that can be represented by a triangular arrangement of dots are called triangular numbers. The
first four triangular numbers are shown.
Describe the pattern in the first four numbers.
Then list the next three triangular numbers.

At the many chips cookie company they are serious about the number of chocolate chips in their cookies they claim that each cookie hasn't c chips. if their claim is true there will be 200 chips in 10 cookies

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2